U.S. History I.1 World War I: causes and U.S. entryU89Share skillCopy the link to this skillshare to facebookshare to twitterTime to get in the zone!Your teacher would like you to focus on skills in .Let's pick a skill from these categories.Let's go!Get startedStage 1Answer 4 out of 5 questions correctly.StartIncomplete answerYou did not finish the question. Do you want to go back to the question?Go backSubmitWorld War I began in Europe in 1914. The following map shows the two main opposing sides in the war: the Allied powers and the Central powers. Look at the map. Then follow the instructions below.Sort the countries into Allied and Central powers.FranceRussiaGermanyOttoman EmpireUnited KingdomAustria-HungaryAllied powersCentral powersSubmitBack to practiceref_doc_title.Excellent! You got that right!Jumping to stage 1 of 1Excellent!Now entering the Challenge Zone—are you ready?Teacher toolsGroup JamLive ClassroomLeaderboards