U.S. Defense Secretary Lloyd Austin is visiting Ramstein Air Base in Germany today, joining officials from more than 40 countries for U.S.-hosted talks on providing military support to Ukraine. Russian Foreign Minister Sergey Lavrov responded by accusing NATO of fighting a proxy war against Russia.

On Monday, three NATO warships arrived at a port in southwestern Finland less than 200 miles from Russia’s border. Sweden and Finland have reportedly agreed to submit simultaneous membership applications to join NATO as early as the middle of next month.