Prince William is back in his military fatigues! The Prince of Wales visited British troops stationed in Estonia on Friday, March 21, in an effort to emphasize the country’s support for the North Atlantic Treaty Organization’s (NATO) operations in the region.

The visit comes amid rising tensions with Russia and follows renewed NATO efforts to strengthen Eastern European defenses. Reuters reported that the Prince joined British soldiers in a Challenger 2 tank and a Warrior armored vehicle during a training exercise.

The Prince of Wales has taken a ride in a tank while visiting UK troops on the Estonia-Russia border. During his two-day-trip to the region, Prince William visited Ukrainian refugees as well as some of the 900 troops - in what is now the British Army's biggest operational deployment overseas,