US President-elect Donald Trump has chosen Republican Senator Marco Rubio as his pick for Secretary of State, positioning Rubio to become the first Latino to serve in America's top diplomatic role. Rubio, known for his conservative stance on foreign policy, has adjusted some of his positions to align with Trump's approach of restraint. He has been a vocal advocate for a strong US presence on the world stage and has opposed key Democratic initiatives. Rubio's foreign policy views align with Trump on many fronts, particularly regarding China and Cuba.