Credit: The New York Times

A Ukrainian counteroffensive in northeastern Ukraine has forced Russia to surrender swaths of territory it has spent months holding.

Credit: The New York Times

Videos and photos posted on social media gave a glimpse of what Russian troops left behind in their hasty retreat.

Credit: Reuters

The Ukrainian military has documented everything from battle-ready tanks to vehicles in need of repair in various states.

Credit: vox

In some cases, Ukrainian forces destroyed Russian weapons, allowing the smoke-filled vehicles to be discovered by advancing forces.

Credit: Business Insider

In some cases, Ukrainian forces destroyed Russian weapons, allowing the smoke-filled vehicles to be discovered by advancing forces.

Credit: Ukrinform

In some cases, Ukrainian forces destroyed Russian weapons, allowing the smoke-filled vehicles to be discovered by advancing forces.

Credit: FOX 7 Austin

As Russian forces retreat, their own weapons may also suffer. Many discoveries were clustered around Izium

Credit: ABC News

As Russian forces retreat, their own weapons may also suffer. Many discoveries were clustered around Izium