This printable crossword puzzle on the topic of World War I has 15 clues. Answers range from 7 to 18 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
World peace organization created by Wilson
Passenger liner sunk by U-Boat 20 in 1915
Area between opposing Trenches
Lethal weapon responsible for maiming, blinding and killing thousands
Systematic persuasion via the media
Germany, Italy, and Austria-Hungary in 1914
Britain, France, and Russia
U.S. president who fought for peace
Huge airship filled with hydrogen
War ending treaty blaming Germany for starting WWI
Neutral country invaded by the Germans in August 1914
Flying weapon used for observation and combat
Assassinated by the Black Hand in Sarajevo
Serbian anarchist group assassinated Archduke Ferdinand
British Prime Minister