World War I 1,638 items

  1. June 28, 1914Assassination of Archduke Franz Ferdinand of Austria

  2. July 1, 1914

  3. July 8, 1914

  4. July 15, 1914

  5. July 22, 1914

  6. July 30, 1914

  7. August 2, 1914Germany invades France

  8. August 4, 1914United Kingdom declares war on Germany

  9. August 5, 1914

  10. August 6, 1914

  11. August 12, 1914United Kingdom declares war on Austria-Hungary

  12. August 16, 1914

  13. August 17, 1914Russian troops enter Prussia (Eastern Front)

  14. August 19, 1914

  15. August 20, 1914Battle of Gumbinnen (Eastern Front)

  16. August 22, 1914

  17. August 23, 1914Japan declares war on Germany

  18. August 24, 1914

  19. August 25, 1914

  20. August 26, 1914

  21. August 28, 1914Battle of Tannenberg (Eastern Front)

  22. August 29, 1914

  23. August 30, 1914

  24. August 31, 1914

  25. September 2, 1914

  26. September 3, 1914

  27. September 5, 1914First Battle of the Marne begins

  28. September 7, 1914

  29. September 10, 1914

  30. September 11, 1914

  31. September 12, 1914

  32. September 13, 1914

  33. September 16, 1914

  34. September 20, 1914

  35. September 21, 1914

  36. September 24, 1914

  37. September 25, 1914

  38. September 28, 1914Siege of Antwerp begins (Western Front)

  39. September 29, 1914Battle of the Vistula River (Warsaw) starts (Eastern Front)

  40. September 30, 1914

  41. October 1, 1914

  42. October 2, 1914

  43. October 3, 1914

  44. October 5, 1914

  45. October 9, 1914

  46. October 10, 1914

  47. October 14, 1914

  48. October 15, 1914

  49. October 18, 1914

  50. October 22, 1914

  51. October 23, 1914

  52. October 29, 1914Belgium floods the Yser plain forcing the German army to retreat from the Battle of the Yser (Western Front)

  53. October 30, 1914

  54. October 31, 1914Battle of the Vistula River (Warsaw) ends (Eastern Front)

  55. November 2, 1914Bergman Offensive (Caucasus Front)

  56. November 4, 1914

  57. November 5, 1914France and the United Kingdom declare war on Turkey

  58. November 7, 1914

  59. November 8, 1914

  60. November 11, 1914

  61. November 17, 1914

  62. November 20, 1914

  63. November 30, 1914

  64. December 5, 1914

  65. December 16, 1914German Navy bombards British towns of Scarborough, Hartlepool and Whitby

  66. December 20, 1914

  67. December 21, 1914

  68. December 22, 1914Battle of Sarikamish begins (Caucasus Front)

  69. December 31, 1914

  70. January 1, 1915Attack on British at Chahafi, Uganda

  71. January 2, 1915

  72. January 5, 1915

  73. January 6, 1915

  74. January 17, 1915Battle of Sarikamish ends (Caucasus Front)

  75. January 18, 1915

  76. January 20, 1915

  77. January 30, 1915

  78. February 2, 1915

  79. February 4, 1915

  80. February 5, 1915

  81. February 18, 1915German U-Boat war on commerce starts

  82. February 26, 1915

  83. March 14, 1915Battle of Más a Tierra

  84. March 17, 1915

  85. April 9, 1915

  86. April 10, 1915

  87. April 12, 1915

  88. April 13, 1915

  89. April 14, 1915

  90. April 15, 1915

  91. April 16, 1915

  92. April 17, 1915

  93. April 19, 1915

  94. April 20, 1915Shell Crisis

  95. April 21, 1915

  96. April 22, 1915Second Battle of Ypres (first successful use of poison gas)

  97. April 23, 1915

  98. April 24, 1915

  99. April 25, 1915Battle of Gallipoli begins (ANZAC)

  100. April 26, 1915Treaty of London (Italy joins Triple Entente)

  101. April 27, 1915

  102. April 28, 1915

  103. April 29, 1915

  104. April 30, 1915

  105. May 1, 1915

  106. May 2, 1915

  107. May 3, 1915

  108. May 4, 1915

  109. May 5, 1915

  110. May 6, 1915

  111. May 7, 1915Sinking of the Lusitania

  112. May 8, 1915

  113. May 9, 1915

  114. May 10, 1915

  115. May 11, 1915

  116. May 12, 1915

  117. May 13, 1915

  118. May 14, 1915

  119. May 15, 1915

  120. May 17, 1915

  121. May 18, 1915

  122. May 19, 1915

  123. May 20, 1915

  124. May 21, 1915

  125. May 22, 1915

  126. May 23, 1915Italy declares war on Austria-Hungary

  127. May 24, 1915

  128. May 25, 1915Treaty of Kyakhta

  129. May 26, 1915

  130. May 27, 1915

  131. May 28, 1915

  132. May 29, 1915

  133. May 31, 1915

  134. June 1, 1915

  135. June 2, 1915

  136. June 3, 1915

  137. June 4, 1915

  138. June 5, 1915

  139. June 7, 1915

  140. June 8, 1915

  141. June 9, 1915

  142. June 10, 1915

  143. June 11, 1915

  144. June 12, 1915

  145. June 14, 1915

  146. June 15, 1915

  147. June 16, 1915

  148. June 17, 1915

  149. June 18, 1915

  150. June 19, 1915

  151. June 21, 1915

  152. June 22, 1915

  153. June 23, 1915

  154. June 24, 1915

  155. June 25, 1915

  156. June 26, 1915

  157. June 28, 1915

  158. June 29, 1915

  159. June 30, 1915

  160. July 1, 1915

  161. July 4, 1915

  162. July 9, 1915Germans in Southwest Africa surrender to South African troops

  163. July 15, 1915

  164. July 18, 1915

  165. July 19, 1915

  166. July 24, 1915

  167. July 26, 1915

  168. July 29, 1915

  169. August 3, 1915

  170. August 5, 1915Germans occupy Warsaw

  171. August 6, 1915

  172. August 8, 1915

  173. August 9, 1915

  174. August 10, 1915

  175. August 17, 1915

  176. September 7, 1915

  177. September 15, 1915

  178. September 25, 1915

  179. September 29, 1915

  180. October 2, 1915

  181. October 12, 1915British nurse Edith Cavell is executed

  182. October 15, 1915

  183. October 26, 1915

  184. November 10, 1915

  185. November 15, 1915

  186. November 17, 1915

  187. November 24, 1915

  188. December 12, 1915

  189. January 10, 1916Erzurum Offensive (Caucasus Front)

  190. January 16, 1916

  191. February 10, 1916

  192. February 16, 1916

  193. February 21, 1916Battle of Verdun begins

  194. February 22, 1916

  195. March 1, 1916

  196. March 5, 1916

  197. March 9, 1916

  198. March 10, 1916

  199. March 11, 1916

  200. March 13, 1916

  201. March 14, 1916

  202. March 15, 1916

  203. March 16, 1916

  204. March 17, 1916

  205. March 18, 1916

  206. March 20, 1916

  207. March 21, 1916

  208. March 22, 1916

  209. March 23, 1916

  210. March 24, 1916

  211. March 25, 1916

  212. March 27, 1916

  213. March 28, 1916

  214. March 29, 1916

  215. March 30, 1916

  216. March 31, 1916

  217. April 1, 1916

  218. April 3, 1916

  219. April 4, 1916

  220. April 5, 1916

  221. April 6, 1916

  222. April 7, 1916

  223. April 8, 1916

  224. April 10, 1916

  225. April 11, 1916

  226. April 12, 1916

  227. April 13, 1916

  228. April 14, 1916

  229. April 15, 1916

  230. April 17, 1916

  231. April 18, 1916

  232. April 19, 1916U.S. President Wilson warns Germany about unrestricted submarine warfare

  233. April 20, 1916

  234. April 21, 1916

  235. April 22, 1916

  236. April 24, 1916Easter Uprising in Ireland

  237. April 25, 1916

  238. April 26, 1916

  239. April 27, 1916

  240. April 28, 1916

  241. April 29, 1916

  242. May 1, 1916

  243. May 2, 1916

  244. May 3, 1916

  245. May 4, 1916

  246. May 5, 1916

  247. May 6, 1916

  248. May 8, 1916

  249. May 9, 1916

  250. May 10, 1916

  251. May 11, 1916

  252. May 12, 1916

  253. May 13, 1916

  254. May 15, 1916

  255. May 16, 1916Sykes-Picot Agreement

  256. May 17, 1916

  257. May 18, 1916

  258. May 19, 1916

  259. May 20, 1916

  260. May 22, 1916

  261. May 23, 1916

  262. May 24, 1916

  263. May 25, 1916

  264. May 26, 1916

  265. May 27, 1916

  266. May 29, 1916

  267. May 30, 1916

  268. May 31, 1916

  269. June 4, 1916

  270. June 5, 1916Great Arab Rising begins

  271. June 10, 1916Siege of Medina begins

  272. June 17, 1916

  273. June 25, 1916Serbia Day

  274. June 27, 1916Sharif Hussein proclaims independence from Turkey

  275. July 1, 1916

  276. July 4, 1916

  277. August 16, 1916

  278. August 24, 1916

  279. August 25, 1916

  280. August 27, 1916

  281. August 29, 1916

  282. September 4, 1916

  283. September 12, 1916

  284. September 30, 1916

  285. October 7, 1916

  286. November 7, 1916Woodrow Wilson re-elected president

  287. November 21, 1916Emperor Franz Joseph of Austria-Hungary dies

  288. December 7, 1916David Lloyd George replaces Herbert Asquith as prime minister of Great Britain

  289. December 13, 1916

  290. December 18, 1916

  291. December 19, 1916

  292. January 1, 1917

  293. January 11, 1917

  294. January 31, 1917

  295. February 1, 1917Germany resumes unrestricted submarine warfare

  296. February 8, 1917

  297. February 18, 1917

  298. February 26, 1917

  299. March 21, 1917

  300. March 28, 1917

  301. March 31, 1917

  302. April 2, 1917

  303. April 6, 1917United States declares war on Germany

  304. April 7, 1917Panama declares war on Germany

  305. April 13, 1917Bolivia severs relations with Germany

  306. April 16, 1917

  307. May 1, 1917

  308. May 3, 1917French army mutinies on the Western Front

  309. May 7, 1917

  310. May 10, 1917General Pershing given command of the American Expeditionary Forces

  311. May 13, 1917

  312. May 17, 1917

  313. May 18, 1917The United States passes the Selective Service Act

  314. May 28, 1917

  315. June 4, 1917

  316. June 5, 1917First day of the U.S. draft

  317. June 7, 1917

  318. June 10, 1917

  319. June 13, 1917

  320. June 14, 1917

  321. June 17, 1917

  322. June 20, 1917

  323. June 23, 1917

  324. June 25, 1917

  325. June 28, 1917

  326. June 30, 1917

  327. July 1, 1917Czechoslovak Legions see first significant action for the Allies

  328. July 4, 1917

  329. July 6, 1917Battle of Aqaba (Middle Eastern Front)

  330. July 8, 1917

  331. July 11, 1917

  332. July 13, 1917

  333. July 15, 1917

  334. July 17, 1917

  335. July 18, 1917

  336. July 19, 1917

  337. July 22, 1917Siam (Thailand) declares war on Germany

  338. July 24, 1917Canada passes the Military Service Act

  339. July 26, 1917

  340. July 29, 1917

  341. July 31, 1917Third Battle of Ypres

  342. August 2, 1917

  343. August 5, 1917

  344. August 7, 1917

  345. August 9, 1917

  346. August 10, 1917

  347. August 11, 1917

  348. August 12, 1917

  349. August 14, 1917China declares war on Germany and Austria-Hungary

  350. August 16, 1917

  351. August 19, 1917

  352. August 21, 1917

  353. August 23, 1917

  354. August 26, 1917

  355. August 28, 1917

  356. August 30, 1917

  357. September 1, 1917

  358. September 3, 1917

  359. September 4, 1917

  360. September 5, 1917

  361. September 6, 1917

  362. September 7, 1917

  363. September 8, 1917

  364. September 10, 1917

  365. September 11, 1917

  366. September 12, 1917

  367. September 13, 1917

  368. September 14, 1917

  369. September 15, 1917

  370. September 17, 1917

  371. September 18, 1917

  372. September 19, 1917

  373. September 20, 1917

  374. September 21, 1917

  375. September 22, 1917

  376. September 24, 1917

  377. September 25, 1917

  378. September 26, 1917

  379. September 27, 1917

  380. September 28, 1917

  381. September 30, 1917

  382. October 1, 1917

  383. October 2, 1917

  384. October 3, 1917

  385. October 4, 1917

  386. October 5, 1917

  387. October 6, 1917

  388. October 8, 1917

  389. October 9, 1917

  390. October 10, 1917

  391. October 11, 1917

  392. October 12, 1917

  393. October 13, 1917

  394. October 15, 1917

  395. October 16, 1917

  396. October 17, 1917

  397. October 18, 1917

  398. October 19, 1917

  399. October 20, 1917

  400. October 22, 1917

  401. October 23, 1917

  402. October 24, 1917

  403. October 25, 1917

  404. October 26, 1917Brazil declares war on Germany

  405. October 27, 1917

  406. October 29, 1917

  407. October 30, 1917

  408. October 31, 1917

  409. November 1, 1917

  410. November 2, 1917Lansing-Ishii Agreement

  411. November 3, 1917

  412. November 5, 1917

  413. November 6, 1917

  414. November 7, 1917Bolshevik Revolution

  415. November 8, 1917

  416. November 9, 1917

  417. November 10, 1917

  418. November 12, 1917

  419. November 13, 1917

  420. November 14, 1917

  421. November 15, 1917Georges Clemenceau appointed prime minister of France

  422. November 16, 1917

  423. November 17, 1917

  424. November 18, 1917

  425. November 19, 1917

  426. November 20, 1917

  427. November 21, 1917

  428. November 22, 1917

  429. November 23, 1917

  430. November 24, 1917

  431. November 26, 1917

  432. November 27, 1917

  433. November 28, 1917

  434. November 29, 1917

  435. November 30, 1917

  436. December 1, 1917

  437. December 3, 1917

  438. December 4, 1917

  439. December 5, 1917

  440. December 6, 1917

  441. December 7, 1917

  442. December 8, 1917

  443. December 10, 1917

  444. December 11, 1917

  445. December 12, 1917

  446. December 13, 1917

  447. December 14, 1917

  448. December 15, 1917

  449. December 17, 1917

  450. December 18, 1917

  451. December 19, 1917

  452. December 20, 1917

  453. December 21, 1917

  454. December 22, 1917

  455. December 24, 1917

  456. December 25, 1917

  457. December 26, 1917

  458. December 27, 1917

  459. December 28, 1917

  460. December 29, 1917

  461. December 31, 1917

  462. January 1, 1918

  463. January 2, 1918

  464. January 4, 1918

  465. January 5, 1918

  466. January 7, 1918

  467. January 8, 1918

  468. January 9, 1918

  469. January 10, 1918

  470. January 11, 1918

  471. January 12, 1918

  472. January 14, 1918

  473. January 15, 1918

  474. January 16, 1918

  475. January 17, 1918

  476. January 18, 1918

  477. January 19, 1918

  478. January 21, 1918

  479. January 22, 1918

  480. January 23, 1918

  481. January 24, 1918

  482. January 25, 1918

  483. January 26, 1918

  484. January 28, 1918

  485. January 29, 1918

  486. January 30, 1918

  487. January 31, 1918

  488. February 1, 1918

  489. February 2, 1918

  490. February 4, 1918

  491. February 5, 1918

  492. February 6, 1918

  493. February 7, 1918

  494. February 8, 1918

  495. February 9, 1918

  496. February 10, 1918

  497. February 11, 1918

  498. February 12, 1918

  499. February 13, 1918

  500. February 14, 1918

  501. February 15, 1918

  502. February 16, 1918

  503. February 18, 1918

  504. February 19, 1918

  505. February 20, 1918

  506. February 21, 1918

  507. February 22, 1918

  508. February 23, 1918

  509. February 25, 1918

  510. February 26, 1918

  511. February 27, 1918

  512. February 28, 1918

  513. March 1, 1918

  514. March 2, 1918

  515. March 3, 1918Treaty of Brest-Litovsk

  516. March 4, 1918

  517. March 5, 1918

  518. March 6, 1918

  519. March 7, 1918

  520. March 8, 1918

  521. March 9, 1918

  522. March 11, 1918

  523. March 12, 1918

  524. March 13, 1918

  525. March 14, 1918

  526. March 15, 1918

  527. March 16, 1918

  528. March 18, 1918

  529. March 19, 1918

  530. March 20, 1918

  531. March 21, 1918

  532. March 22, 1918

  533. March 23, 1918

  534. March 25, 1918

  535. March 26, 1918

  536. March 27, 1918

  537. March 28, 1918

  538. March 29, 1918

  539. March 30, 1918

  540. April 1, 1918

  541. April 2, 1918

  542. April 3, 1918General Ferdinand Foch made commander of Allied forces

  543. April 4, 1918

  544. April 5, 1918

  545. April 6, 1918

  546. April 8, 1918

  547. April 9, 1918

  548. April 10, 1918

  549. April 11, 1918

  550. April 12, 1918

  551. April 13, 1918

  552. April 15, 1918

  553. April 16, 1918