In the late 1800s, what new technology nations build and maintain their empires? a. machine gun b. railroad c. telephone d. telegraph

In the late 1800s, machine guns helped nations build and maintain their empires.

so, based on the research i've done. the u.s. government were always on a wild goose chase just to take down castro. he then retired his trone to his brother raul in 2008 due to some health issues. so it's obvious your answer would be:

castro had no allies from which he could receive aid.

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i know number 8 is something about only using 3/5 of the slave votes.