Memorial introduction: On April 8, 1989, Hu Yaobang suffered a massive myocardial infarction while attending a meeting of the Political Bureau of the Central Committee. Rescue efforts failed and he died on April 15. On April 22, 1989, Hu Yaobang's memorial service was held in the Great Hall of the People. Yang Shangkun presided over the memorial service, Zhao Ziyang delivered a eulogy, and thousands of party and state leaders such as Deng Xiaoping and people from all walks of life, cadres and the masses attended.