History of the Soviet Union (1964–82) become Mao's last meeting with any Soviet leader. The Cultural Revolution caused a complete meltdown of Sino-Soviet relations, inasmuch as Moscow (along with every communist state save for Albania) considered that event to be simple-minded insanity. Red Guards denounced the Soviet Union and the entire Eastern Bloc as revisionists who pursued a false socialism and of being in collusion with the forces of imperialism. Brezhnev was referred to as "the new Hitler" and the Soviets as warmongers who neglected their people's living standards in favor of military spending. In 1968 Lin Biao, the Chinese Defence Minister, claimed that the Soviet
Railway electrification in the Soviet Union on electrification investment (to replace diesel traction). By 1990, the electrification was about half 3 kV DC and half 25 kV AC 50 Hz and 70% of rail passenger-km was by electric railways. Compared to the US, the Soviet Union got off to a very slow start in electrification but later greatly surpassed the US. Electrification in the US reached its maximum of 5,000 km in the late 1930s which is just when electrification was getting its start in the USSR. About 20 years after the 1991 demise of the Soviet Union, China became the new world leader in rail