Bernie Sanders's presence at a revolutionary rally in 1985 needs to be evaluated in light of what was actually happening in Nicaragua and the U.S. in the 1980s.

How the senator from Florida went from being “Liddle Marco” to dictating U.S. foreign policy in Latin America.

Trump may berate the Mexican police for not doing more, but in fact Mexico has been heavily militarized against immigration for years—with U.S. funding.

Elections and free markets haven’t solved the real problems in Latin America.

Trump is forcing hundreds of thousands of legal immigrants to leave the U.S.—and he can, thanks to Congress.

Under Obama, the U.S. handed over scores of damning historical documents to allies. But such outreach requires a deft, sensitive hand.