The U.S. government responds to scores of disasters each year in coordination with foreign, state, and local partners, but more frequent and severe storms, fires, and floods are straining resources.

Military experience gained from fighting in Syria’s civil war and decades of clashes with Israel has strengthened the Iran-backed group, but politically, its clout among Lebanon’s populace may be wan…

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