What incident caused castro and cuba to become closely allied with russia?

The supreme court serves what important function in the u. s. federalgovernment?

The holocaust of world war ii resulted in a) the nazis effectively used propaganda to gain and hold power in germany. b) ethnic regimes carried out mass devastation. c) deporting all european jews to the island of madagascar. d) the systematic mass slaughter of european jews and and others in nazi concentration camps during world war ii.

What was gained through the gadsden purchase