Answer:
Participated in conflicts: World War I
Nationality: United States
Founded: Rough Riders
Explanation:
Theodore Roosevelt came to the presidency intent on expanding U.S. power abroad and with a belief that America should be strong and ready to defend its interests around the world. The former Rough Rider entertained boyishly romantic notions of glory on the battlefield.
Participated in conflicts: World War I
Nationality: United States
Founded: Rough Riders
