Noun
the English royal house that reigned from 1399 to 1461; its emblem was a red rose
Source: WordNetAfter a second rebellion against King Edward failed in early 1470, he was forced to flee to France, where he allied himself with the ousted House of Lancaster in 1470. Source: Internet
Encyclopedia of the Wars of the Roses, ABC-CLIO, Jan 1, 2001. pg 171. The marriage was to seal an alliance to the House of Lancaster and continue the civil war between the two houses of Lancaster and York. Source: Internet
The white rose represented the House of York, and the red rose symbolised the House of Lancaster. Source: Internet
The power of the House of Lancaster was severely reduced after this battle. Source: Internet