Modern vice presidents can trace much of their political influence to the broad reforms that Jimmy Carter and Walter Mondale made to the second-highest elected office in the late 1970s.

For more than two decades, China has developed close economic and security ties with many Latin American countries, including Brazil and Venezuela. But Beijing’s growing sway in the region has raised…

The swift development of effective vaccines against COVID-19 was an unprecedented scientific achievement. But production challenges, vaccine nationalism, and new variants have all presented hurdles.