Events By Place Europe Pope John VIII recognizes the Dukedom of Croatia as an independent state. Asia The Chinese rebel Huang Chao besieges the southern Chinese seaport at Guangzhou and slaughters much of its inhabitants of native Chinese and foreigners from around the world. His rebellion's suppressed by 884. By Topic Religion A synod convened at Constantinople (the so-called Photian Council) reinstates Patriarch Photius I of Constantinople. Wilfred the Hairy, Count of Barcelona, founds… (More on 879)