For nearly four years, the Reagan Administration has been riven by one of the most bizarre episodes in the annals of covert operations. It has nothing to do with Iran or Nicaragua. The clandestine activity has taken place almost entirely inside the U.S. Government. The main combatants have been senior advisers to Ronald Reagan. At the heart of the struggle is one of his most cherished ideas, the Strategic Defense Initiative. But the President himself seems largely oblivious to what is going on.
In 1983 Reagan stunned the world with his dream of a missile shield that would someday render all...