At the end of the war,Henry Tudor,a Lancastrian,married the niece of the leader of the Yorks. They put the white rose and the red rose together as a symbol of unity and the Tudor rose was born.❖ At the end of the war, Henry Tudor, a Lancastrian, married the niece of the leader of the Yorks. ❖ They put the white rose and the red rose together as a symbol of unity and the Tudor rose was born