Answer: Germany
Explanation: Germany seting the comands of unrestricted sumbarine warfare was one reason, unrestricted sumbarine warfare sunck any ships aiding the allies. A nother factor was the Zimmermann Telegram which germany sent to mexico to invade the united states.
Rebel against the government that is oppressing them
Immigrants showed resistance to the Americanization movement by developing Catholic schools in cities.
At the time, Catholicism was not widely accepted in the United States and the main Anglo religion was Protestant.
Romulus Augustus was the last great emperor of the western part of the Roman Empire.
It was the start of the large powerful American military before WW1 the Entirety of the United States Armed Forces could fit in Yankee Stadium now it is over 1 million members strong