Europe; Chess introduced into Europe.

India; Chess players in India wager their fingers in Chess matches.

Sl-Muktafi reigns; as-Suli is his best Chess player.

Al-Mutadid died.

As-Suli; Abu Bakr Muhammad ibn Yahya as-Suli, historian and top Chess player.

As-Suli defeats al-Mawardi in front of al-Muktafi.

Al-Muktafi died.

Al-Muqtadir reigns.

Al-lajlaj (the stammerer) is the first to publish openings.

Chess pieces are given Persian names.

Al-Hallaj executed in Baghdad.

Al-Muqtadir died.

Ar-Radi reigns. Taught Chess by as-Suli.

Al-Ashari died. Philosopher.

Ar-Radi died.

As-Suli died at Basra; strongest Shatranj player in Baghdad.

Al-Ma'sudi, writes on the history of Chess in India and Byzantine Chess.

China; further references of Chinese Chess in the Sung period.

Al Lajlaj; Abul Faraj Muhammad ibn Obaidallah, or al Lajlaj (the stammerer) died. Pupil of as-Suli.

Al-Beruni born. Wrote 'India', which mentions Chess.

Daqiqi begins the 'Shahama', national epic of Persia.

Yachia; Rabbi Abu Yachia describes Chess in his Hebrew writings.

Ibn an-Nadim writes on a whole succession of leading players and Chess books.

Einsiedelin; earliest known literary account of Chess in Europe, the Einsiedeln Verses, Switzerland.

Versus de scachis is a 98-line poem describing the game and its rules.