 In spite of this, conflict raged within the parliamentary Conservative Party, particularly over the extent of Britain's integration with the European Union.Major never succeeded in reconciling the "Euro-rebels" among his MPs to his European policy, who although relatively few in number, wielded great influence because of his small majority and their wider following among Conservative activists and voters.Episodes such as the Maastricht Rebellion led by Bill Cash and Margaret Thatcher inflicted serious political damage on him and his government.