The president has threatened more tariffs on Russia and its trading partners and has imposed harsh ones on India and Brazil to try to sway matters of war and politics.
Israel and Qatar, which backs Al Jazeera and has hosted Hamas leaders, have long had a relationship marked by both public hostility and quiet collaboration.
Al Jazeera, five of whose reporters the broadcaster said were killed by an Israeli strike, has angered governments across the region that claim it gives voice to terrorists. The outlet denies that.
With President Trump on their side, U.S. technology companies now have more leverage in Brazil, where they seek to influence new rules policing their platforms.
Anas al-Sharif, a well-known correspondent, was among those killed. Israel said it had targeted Mr. al-Sharif, claiming he worked for Hamas, which he had denied.
Ukraine fears that the Kremlin will try to convince President Trump at U.S.-Russian talks in Alaska that Ukraine, not Russia, is the obstacle to peace.
The collapse of the prime minister’s high-stakes efforts to transform ties with the world’s two superpowers has exposed the limits of India’s leverage.
For President Vladimir V. Putin of Russia, it is an opportunity not just to end the Ukraine war on his terms, but to split apart the Western security alliance.