KEY POINTS
  • Russia will face severe economic sanctions if it installs a puppet regime in Ukraine, a senior UK minister said on Sunday.
People carrying Ukrainian flags participate in the 'March of Dignity' in Kiev, Ukraine.

Russia will face severe economic sanctions if it installs a puppet regime in Ukraine, a senior UK minister said on Sunday after Britain accused the Kremlin of seeking to install a pro-Russian leader there.

Britain made the accusation late on Saturday, also saying Russian intelligence officers had been in contact with a number of former Ukrainian politicians as part of plans for an invasion.