sentences:  In particular, the contributions of mounted men from these settler colonies helped fill the British Army's shortfall of mounted infantry, vital in fighting the mobile Boers (who were an entirely mounted force of skilled marksmen).Chamberlain managed the Commonwealth of Australia Constitution Act through the House of Commons, hoping that the newly established federation would adopt a positive attitude towards imperial trade and fighting the war.Wishing to reconcile the British and Afrikaner populations of the Cape, Chamberlain was resistant to Milner's desire to suspend the constitution of the colony, an act that would have given Milner autocratic powers.