863

Europe

 * succeeds as king of . (or 862)
 * After the death of Charles, takes part of the  and  takes the.
 * revolts against his father a second time.

Asia

 * The first written record of
 * The Chinese author  writes about Chinese maritime trade in  and the -run  there.

Religion

 * Byzantine missionaries come to  upon a request of Prince
 * excommunicates.