How mangoes from Pakistan became a symbol of another nation’s cultural revolution — The year was 1968. Chairman Mao Zedong was looking down skeptically at a crate of mangoes brought to him by Pakistan’s foreign minister, Mian Arshan Hussain. Unimpressed but unwilling to rebuff his ally, Mao ordered the crate to be sent down to workers suppressing student riots in Qinghua University. The…