Nov 27 (Reuters) - Russia will soon adopt a law barring foreigners from using Russian surrogate mothers, Vyacheslav Volodin, the speaker of the lower house of parliament said on Sunday, the nation's Mother's Day."Everything must be done to protect children by prohibiting foreigners from using the surrogacy service," Volodin said on the Telegram messaging app.The Ukrainian government says Russia has forcibly deported more than 12,000 Ukrainian children since invading its neighbour in February, while 440 have died in the war and hundreds are missing.Russia denies forced deportations, saying the movement of people into Russia from Ukraine has been to protect civilians from Ukrainian soldiers.Putin met on Friday with a carefully selected group of mothers of Russian soldiers sent to fight in Ukraine telling them their sons had not died in vain."