Overview of Russian troop deployments at Brestsky training area, Belarus, Jan. 22, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows troops, tents, and new deployments in Brestsky training area, Belarus, Jan. 22, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows additional deployments at Brestsky training area, Belarus, Jan. 22, 2022 (Satellite image ©2022 Maxar Technologies)

Overview shows mobile short-range ballistic missile (SS26 Iskander) deployment at Osipovichi training area, Belarus, Jan. 30, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows mobile short-range ballistic missile (SS26 Iskander) deployment at Osipovichi training area, Belarus, Jan. 30, 2022 (Satellite image ©2022 Maxar Technologies)

An overview of new Russian deployments at Obuz-Lesnovsky training area, Belarus, Jan. 29, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows troop tents at Obuz-Lesnovsky training area, Belarus, Jan. 29, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows battle groups at Obuz-Lesnovsky training area, Belarus, Jan. 29, 2022 (Satellite image ©2022 Maxar Technologies)

Overview shows Russian deployments at Novoozernoye, Crimea, Sept. 15, 2021 (Satellite image ©2022 Maxar Technologies)

Overview shows additional Russian troop and vehicle deployments at Novoozernoye, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view of new troop tents and housing area at Novoozernoye, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows tanks, artillery, and military equipment at Novoozernoye, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Overview of Russian battle groups and tents at Bakhchysarai, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows infantry fighting vehicles, artillery, and equipment at Bakhchysarai, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Overview shows Russian military deployments to Angarsky training area, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows troop tents, shelters, and deployments to Angarsky training area, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows additional troop tents, shelters, and deployments to Angarsky training area, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Overview shows Russian battle group deployments and railyard activity at Yevpatoria, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows troop tents and armored vehicles at Yevpatoria, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows vehicles near a railyard at Yevpatoria, Crimea, Feb. 1, 2022 (Satellite image ©2022 Maxar Technologies)

Overview shows tents and armored vehicles at Opuk training area, Crimea, Jan. 31, 2022 (Satellite image ©2022 Maxar Technologies)

Overview shows battle group deployments at Pogonovo training area, Russia, Jan. 26, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows battle groups at Pogonovo training area, Russia, Jan. 26, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows second set of battle groups at Pogonovo training area, Russia, Jan. 26, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows tanks on the firing range at Pogonovo training area, Russia, Jan. 26, 2022 (Satellite image ©2022 Maxar Technologies)

Closer view shows towed artillery conducting live fire training at Pogonovo training area, Russia, Jan. 26, 2022 (Satellite image ©2022 Maxar Technologies)

Overview shows artillery impact craters at Persianovsky training area, Russia, Jan. 28, 2022 (Satellite image ©2022 Maxar Technologies)