1045

Millennium:	2nd millennium
Centuries:	10th century – 11th century – 12th century
Decades:	1010s 1020s 1030s – 1040s – 1050s 1060s 1070s
Years:	1042 1043 1044 – 1045 – 1046 1047 1048

1045 by topic
Lists of leaders
State leaders
Birth and death categories
Births – Deaths
Establishments and disestablishments categories
Establishments – Disestablishments

Events

Emperor Go-Reizei ascends the throne of Japan.
Edward the Confessor marries Edith of Wessex and begins construction of Westminster Abbey.
January 20—Pope Sylvester III becomes the 146th pope, succeeding former pope Benedict IX, who abdicated the previous year.
April—Pope Sylvester III is deposed (election deemed invalid); Pope Benedict IX is elected once more, becoming the 147th pope.
May 5—Pope Gregory VI becomes the 148th pope, following the deposition of Pope Benedict IX. There are growing allegations that simony is taking place during Gregory VI's reign.
Movable type printing is invented by Bi Sheng in China.
The Lingxiao Pagoda of China is built during the Song Dynasty.
The Qingli Reforms, put forth by the Chinese statesmen Ouyang Xiu and Fan Zhongyan in 1043, are halted by their conservative ministerial peers, but would later influence reform efforts under Wang Anshi.