War in Ukraine

The role of nuclear weapons in a Taiwan crisis

By Gregory Weaver

Nuclear deterrence would be key in a Taiwan crisis, in part because a PLA amphibious fleet would be vulnerable to a US nuclear strike.

Arming Ukraine is the cheapest way to stop Putin’s resurgent Russia

By Ivan Verstyuk

Arming Ukraine may be expensive, but it is by far the cheapest way to stop Vladimir Putin's resurgent Russia, writes Ivan Verstyuk.

Ukraine aims to hold Russia accountable for heritage site attacks

By Mercedes Sapuppo

Ukraine is working to document Russian attacks on the country's cultural heritage that Ukrainians argue are part of a broader Kremlin campaign to erase Ukraine's national identity, writes Mercedes Sapuppo.

Beyond promises: Pathways to deliver on methane commitments  

By David L. Goldwyn, Andrea Clabough

The Global Methane Pledge has committed over one hundred adherents to collectively reduce their methane emissions by 30 percent by 2030. The challenge however, seems as intractable as ever.

Wartime Ukraine is making historic progress toward EU membership

By Mark Temnycky

The Ukrainian authorities have made clear they view EU membership as a strategic priority and are fully committed to pursuing this goal, even while defending themselves against Russia’s ongoing invasion, writes Mark Temnycky.

State of the Order: Assessing October 2023

The State of the Order breaks down the month's most important events impacting the democratic world order.

State of the Order: Assessing September 2023

The State of the Order breaks down the month's most important events impacting the democratic world order.

David Petraeus on how the US should manage a world of overlapping crises

By Katherine Golden

Petraeus discussed how conflict and deterrence have changed—and what those changes mean for Russia’s war in Ukraine and the Israel-Hamas war.