North Atlantic Treaty Organization (NATO)

A European "reassurance force" for Ukraine risks being another notional "guarantee" offering little more than a false sense of security.

A catalog of articles analyzing the diplomatic, political, legal, security, and humanitarian consequences of the international climate crisis.

The United States and its allies can use the Taiwan model to make post-war Ukraine more secure without writing checks they cannot cash.

Getting to any deal between Ukraine & Russia will require the United States & Europe to stand by Ukrainians & stare down Russia's demands.

President Trump must avoid Putin’s traps, ramp up the pressure on Russia, and make clear that the United States will back Ukraine’s security.

Sanctions moving through Congress and a new, vocal U.S. ambassador could help protesting Georgian citizens restore an alliance with the West and avoid a turn to Russia, China.

Europe must accept that continued dependence on the United States is not viable and build a fully self-sufficient European defense.

It’s in Trump’s hands to deliver the logic of force: to rally the West, to back Ukraine, squeeze Russia, and set the stage for a win for Ukraine, the free world, and the U.S.

The ouster of Bosnian Serb leader Milorad Dodik, with constitutional reform, would finally put Bosnia on a path to stability and the EU.

The arrest of the Turkish president's main rival, Istanbul Mayor İmamoğlu, sharpens the contradictions of the peace effort with the Kurds.

Stepping away from NATO would reduce U.S. leverage over European allies, potentially leading to more nuclear-armed states.

The President should understand that bellicose threats and unreliability as an ally may leave the United States poorer and more vulnerable on his watch and will frustrate his nuclear…