On the U.S. labor front last week there was some significant stirring and stiffening of lines:
In Washington, the C.I.O. executive board put a squeeze on the eleven left-wing members it has been trying to purge since last year's convention. It ordered the eleven union leaders to get in line with C.I.O. policies (support of the Marshall Plan, Atlantic pact), get out, or face expulsion from the board at next October's Cleveland convention. The board called on the unions involved (e.g., the United Electrical Workers, the International Longshoremen's Union) to replace their...