Germany's invasion of Poland was a key factor in World War II starting, amongst rising tension in Europe.
<span>B) His rivals might "rescue"
the tsar and his family and then gain the support of nationalists who wanted the
tsar back in power.</span>
The Reds were concerned that White
forces could reach and free the overthrown tsar and his family.
Japanese Americans were interned at camps because of their Japanese heritage. No one knows who would go against the U.S after the pearl harbor bombing. They were kept in horrible conditions(Not as horrible as hitlers, but still horrible). They were kept in Suicide-Free containers, and got little food. I hope I could help. Have a wonderful rest of the day.