rtokens: Lukashenko responded by cracking down on the nationalist opposition and jailing nearly 200 people for taking part in demonstrations against the pact .
pos: CC JJ NNS , VBN IN DT NN IN VBN NNP NN CC NNP POS NN IN NNP , VBN IN DT NN .
tokens: But nationalist groups , scared by the prospect of renewed Moscow domination and Russia 's backing for Lukashenko , protested against the deal .
ltokens: Lukashenko signed a pact with Moscow in April to create a strong economic and political union which he believes could grow into a federation .