Since its founding, NATO’s key challenge has been ensuring that its members have the military means to fulfill their political commitments to each other. With Finland, which filed its application along with Sweden this week, the Alliance can rest easy: The Nordic nation not only meets the threshold criteria of …

As the Russian ruble began its recovery in March from a sanctions-induced collapse following the Kremlin’s invasion of Ukraine, Western governments began arguing that the exchange rate shouldn’t be used as an indicator of the effectiveness of their sanctions. The Russian financial system may have withstood the initial shock—but a …

Three months into Russian President Vladimir Putin’s invasion of Ukraine, the prospects for a decisive Kremlin victory have evaporated. Yet even amid Russia’s battlefield failures, the heroic Ukrainian resistance, and abundant Western military aid, the tide has not completely turned.