Answer:
True
Explanation:
Look at how much tea the Brits drink.
This depends greatly on the time period in question, since for a long time it was Irish immigrants who were coming to the United States in great numbers, but yes, mostly it was German immigrants.
The antislavery movement raised and grew because people kept finding reasons for why slavery is bad. This eventually led to conflict between people against slavery and people for slavery. Another reason why the antislavery movement raised and grew was because slavery has become less useful overtime, as we have machines.
The expansion plans of the Soviets led initially to the Containment policy of the early Cold War. The United States established the Containment policy which is primary to prevent the spread of the Communism period.
I hope this answers your question.