World War One Crossword Puzzle - Yola

World War One Crossword Puzzle. World War One Clues. Across. 4 world organization to keep the peace. 6 leader of communist takeover of Russia. 7 got the vote after the war. 8 European nations competed in building large armies and navies. 10 Germans called them U-boats. 11 Great Britain, France, Russia. 12 Germany violated this nation’s neutrality ................
................