[3] During internal political struggles, the Silesian Piasts gained large parts of the Polish territories upon the assassination of High Duke Leszek the White in 1227.

Her vita, written in the first half of the fourteenth century, links her closely with her mother-in-law Hedwig of Andechs, who is portrayed as the main influence on Anne's religious life.

[1] Anna and Henry had ten[4] children: After lengthy dynastical struggles, Anne's younger sons claimed their rights to the Lower Silesian lands, including Henry III, who after a 1248 partition of the Silesian lands ruled as Duke of Silesia at Wrocław, while Bolesław II went on ti rule as Duke of Legnica.

Anne's son Władysław (Ladislaus; 1237–1270) was appointed chancellor by King Ottokar II of Bohemia in 1256, he was elected Prince-bishop of Bamberg (1257) and Passau, and became Prince-archbishop of Salzburg in 1265.

Of her daughters, Gertrude (1219–1246) became the first wife of Boleslav I, duke of Masovia, whilst Hedwig (c. 1240-1318) served as abbess of the monastery of St Clare at Wrocław.