В связи с чем, in the second half of the twentieth century there has been a qualitative shift in the positions of Russia and China in the world economy.
In this connection, in the second half of the twentieth century there has been a qualitative shift in the positions of Russia and China in the world economy.
In connection with the, in the second half of the twentieth century there has been a quаlitаtive shift in the positions of Russia and China in the world economy.