This leader's reign saw the end of faster growth than the West, resulting in the beginning of the Era of Stagnation.
This leader was opposed by Alexander Shelepin, who opposed this leader's policy of collective leadership, which included the banning of any one individual holding the office of both General Secretary and Premier. One of this leader's subordinates promoted a namesake reform movement prompted by the works of Evsei Lieberman; that subordinate was Alexei Kosygin. This leader's tenure saw an agreement, the monitoring of which produced Human Rights Watch; those agreements were the Helsinki Accords. This leader's reign saw the end of faster growth than the West, resulting in the beginning of the Era of Stagnation. For 10 points, name this head of the Soviet Union who succeeded Nikita Khrushchev.
This leader was opposed by Alexander Shelepin, who opposed this leader's policy of collective leadership, which included the banning of any one individual holding the office of both General Secretary and Premier.
Leonid Ilyich {Brezhnev}