The president’s confrontational foreign policy has created opportunity for his allies on K Street who are willing to take on clients he has targeted.

Many Latin American countries are trying to distance themselves from Beijing. But in response to President Trump’s sweeping deportation plans, Honduras is doing the opposite.

President-elect Donald J. Trump’s threat to take back the Panama Canal may be posturing, but it could dampen the Panamanian government’s wish to broaden relations with the United States, analysts say.

Treaties ratified by the Senate in 1978 established permanent neutrality, but some Republicans regret that decision.

Few took the president-elect’s combative comments at face value, but they still sent a shudder through a country that the United States has invaded before.

A multibillion-dollar expansion helped the canal accommodate king-size cargo ships. It might also be fueling ecological upheaval.

Global warming is making both places more important to global shipping and trade.

To return the canal to Panama, President Jimmy Carter worked to change minds and build a bipartisan coalition that put aside short-term political considerations.

The president-elect inaccurately said that Chinese soldiers operate the Panama Canal. But China’s strategic positions in shipping worry Washington officials.

Treaties ratified by the Senate in 1978 established permanent neutrality, but some Republicans regret that decision.

The selection of Mr. Cabrera, a Miami-Dade County commissioner, comes a few days after Mr. Trump called for the United States to regain control of the Panama Canal.