Original: Years:  1259 1260 1261   1262   1263 1264 1265 Decades:   1230s 1240s 1250s   1260s   1270s 1280s 1290s Centuries:  12th century   13th century   14th century Events King Mindaugas of Lithuania renounces Christianity, returning to his pagan roots and reverting to Grand Duke of Lithuania.
Simplified: King Mindaugas of Lithuania renounces Christianity, returning to his pagan roots and reverting to Grand Duke of Lithuania.