Reasons for the Royalist defeat Conquering include Cause_to_be_included shortage of ammunition , the relative lack of professionalism of their soldiers and the tactics of Essex , who compensated Supply `` for his much lamented paucity of cavalry by tactical ingenuity and firepower '' , countering Attack Rupert 's cavalry by driving Motion them off with mass infantry Hostile_encounter formations .

It also upheld New Zealand 's national interests of countering communism in South-East Asia .

1 Wing adopted Action new fighting tactics which proved successful in countering later raids .