rtokens: 1994 - The Stars and Stripes flag was lowered for the last time over U.S. army headquarters in Berlin , formally ending the American presence in the once-divided city after nearly half a century .
pos: CD : CD JJ JJ NNS , NNP , NNP , NNP , NNP , NNP CC NNP , VBD NN NN TO VB DT JJ JJ IN PRP$ JJ NN .
tokens: 1993 - Six former Soviet republics , Russia , Belarus , Kazakhstan , Uzbekistan , Armenia and Tajikistan , signed framework agreement to keep the Russian rouble as their common currency .
ltokens: He won acclaim for the insights that he gave into the events which shaped modern Europe and was one of Europe 's leading authorities on the great conflicts of the 20th century .