The new U.S. aid package will reestablish a critical flow of weapons to Ukraine’s military, but the war will hinge greatly on which side can ramp up and sustain its firepower and troop numbers in the…

William Lai’s priorities are bolstering Taiwan’s defenses and consolidating ties with democracies. China is unlikely to pursue dialogue with Lai and would instead increase pressure on Taiwan.

The U.S. Navy’s dominance of the world’s oceans has made it an indispensable foreign policy tool and a guarantor of global trade, but a mix of challenges is raising difficult questions about its futu…