In the Kharkiv region, Ukraine, on February 10, 2025, a soldier of the 3rd Independent Tank Iron Brigade looks after a machine gun on a tank while on combat duty. (Photo by Viacheslav Madiievskyi/Ukrinform/NurPhoto)

Ukraine conflict Russian invasion Ukraine war war conflict Russia-Ukraine war army military tank Armed Forces of Ukraine AFU ZSU Ukrainian Land Forces Kharkiv region 3rd Tank Brigade machine gun Kharkiv Region Ukraine February 2025 soldier 3rd Independent Tank Iron Brigade machine gun tank combat duty northeastern Ukraine Viacheslav Madiievskyi Ukrinform NurPhoto NO USE RUSSIA NO USE BELARUS military defense armed forces combat operations armored vehicle weaponry military brigade military unit warfare strategic location military personnel defense strategy military equipment Eastern Europe conflict zone military readiness security operations war zone.