air raids: air raids in WW1 were a new form of total warfare that targeted civiling and citys in briten
4 February 1915
the blockade of the briten: during WW1, britain blockade across the north sea and english channel
7 May 1915
the Sinking of the Lusitania: The sinking of Lusitaniawas a public relations nightmare for Germany as public opinion in the United States turned against them
31 May 1916
battile of jude: (May 31–June 1 1916), the only major encounter between the main British and German battle fleets in WWI, fought near the Skagerrak
1 June 1916
Somme:The victory at the Somme despite its horrific costs inflicted serious damage on German positions in France
16 January 1917
the zenerman tlagram: the zenerman was a secrent dipolmac comunatey sent by gremaen
25 June 1917
US troops arive in Europe: In March 1916, a German U-boat torpedoed a French passenger ship
7 December 1917
US declorration of war: The 1917 United States declaration of war on Austria-Hungary, officially House Joint Resolution 169
28 June 1919
treay of versillla: The Treaty of Versailles was a peace treaty. As the most important treaty of World War I signed on 28 June 1919