“The Polish defense ministry said there is a ‘clear and present need for a permanent U.S. armored division deployed in Poland,’ and is willing to provide financial backing to host the soldiers that could reach $2 billion, according to a copy of the proposal obtained by Polish news outlet Onet.

Russia has condemned the possible move as damaging to European security.””

Source: Why Poland wants a permanent US military base, and is willing to pay $2 billion for it