Charges of foreign power interference in the U.S. presidential election have raised grave national security concerns and touched off multiple federal inquiries that could drag on for months.

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…

Brazil has long sought a greater role on the world stage, but political upheaval and other enduring challenges have complicated its efforts.

Violence continues to rage more than a decade after the Mexican government launched a war against drug cartels.

Federal investigators in Brazil have uncovered corruption at the highest levels of the government and in the country’s largest corporations.