Power in the Gaza Strip and the West Bank, the so-called Palestinian territories, has been divided among three entities: a governing body called the Palestinian Authority, the militant group Hamas, a…

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.

International efforts, such as the Paris Agreement, aim to reduce greenhouse gas emissions. But experts say countries aren’t doing enough to limit dangerous global warming.

The dollar’s role as the primary reserve currency for the global economy allows the United States to borrow money more easily and impose painful financial sanctions. Other countries are beginning to …