Russia took children away from occupied Ukrainian territories using Vladimir Putin’s presidential aircraft and funds in a new report confirming the Kremlin’s effort to “Russify” Ukraine’s population in the war.

The new NATO chief has warned Vladimir Putin is ramping up "reckless actions" and is using Ukraine as a "testing ground" for missiles. Meanwhile, US-backed research alleges the Kremlin leader's presidential plane has been involved in deporting Ukrainian children to Russia.