But government and opposition leaders now worry that Russian money could slow much-needed economic and political changes and thwart Montenegro 's aspirations for closer ties with Europe and the United States .
Europe /location/location/contains Montenegro
CC NN CC NN NNS RB VBP IN JJ NN MD VB JJ JJ CC JJ NNS CC VB NNP POS NNS IN JJR NNS IN NNP CC DT NNP NNPS .
Europe
LOCATION
Montenegro
LOCATION
/location/location/contains