The United States will boost its military forces across Europe — sending more troops, planes and ships —because of threats from Moscow following Russia’s invasion of Ukraine, Joe Biden said as NATO leaders hold their annual summit in Madrid.

The US president said Washington is establishing a permanent headquarters in Poland, sending two additional F-35 fighter jet squadrons to the UK and will send more “air defence and other capabilities” to Germany and Italy.

The number of destroyers in Spain will be increased to six from four, and the US is also beefing up its military assets in Romania and the Baltic region, he added.

Moscow has responded by saying it is not “intimidated” by Biden’s announcement.

Joe Biden spoke shortly before his Ukrainian counterpart Volodymyr Zelenskyy addressed the gathering by video link. Ukraine’s leader again called for more weapons, scolded NATO for not doing enough to protect his country, and warned that Russia’s ambitions did not stop at Ukraine.

Read more: Euronews