The United States’ withdrawal from the arms control agreement has heightened tensions and left the remaining signatories scrambling to keep the deal alive.

Arabs represent one-fifth of Israel’s population. Systemic discrimination, outbreaks of communal violence, and the broader Israeli-Palestinian conflict continue to strain their ties with Israel’s Jew…

Three decades after its founding, Latin America’s largest trade bloc continues to deal with internal divisions, including over a stalled trade deal with the European Union. New leadership in Argentina and Brazil could shake things up.

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.

Venezuela’s ongoing descent into economic and political chaos is a cautionary tale of the dangerous influence that resource wealth can have on developing countries.

The United States has long tried to negotiate a resolution to the Israeli-Palestinian conflict, but several factors, including deep divisions between and within the parties and declining U.S. interes…