Finland, Sweden apply to join NATO amid Russia's invasion of Ukraine

Finland and Sweden formally applied to join the NATO alliance on Wednesday at allied headquarters, a decision spurred by Russia's invasion of Ukraine, and setting in motion an accession process that is expected to take only a few weeks.

Sweden and Finland were both neutral throughout the Cold War, and their decision to join NATO is one of the most significant changes in Europe's security architecture for decades, reflecting a sweeping shift in public opinion in the Nordic region since Russia's Feb. 24 invasion.

"This is a historic moment, which we must seize," NATO Secretary-General Jens Stoltenberg said at a short ceremony