Russian military bases recently built near Ukraine

Sentinel-1 CSAR IW acquired on 20 February 2015 at 15:43:41 UTC
...
Sentinel-2 MSI acquired on 09 September 2021 at 08:56:01 UTC
Sentinel-1 CSAR IW acquired on 06 December 2021 at 04:11:04 UTC
Sentinel-2 MSI acquired on 10 December 2021 at 08:52:49 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Security, infrastructure, Russia, Ukraine
Fig. 1 - Russia is massing troops in annexed Ukraine and in Russian land near the border with Ukraine.
Fig. 2 - S1 (20 & 27.02.2015, 03.03.2015) - Novoozerne, in annexed Crimea, 80km away from Kiev-controlled Ukraine.
Fig. 3 - S1 (14, 15 & 16.12.2021) - New military forces have been massed in this small base finished in 2021.
Fig. 4 - S2 (27.10.2020) - Ielnia in Russia is located 100 km from Belarus and 250 km from northern Ukraine.
Fig. 5 - S2 (01.11.2021) - MIET's training camps have been enlarged at the end of 2021.
Fig. 6 - S1 (06, 12 & 13.12.2021) - New facilities and new vehicles have been added to this larger military base.