In mid 1964 , Indonesia guerrillas entered Sarawak and North Borneo and attacked the Malay coast. Diplomatic and trade relations were snapped.
The confrontational politics alienated Indonesia from many fellow Asian and African nations. In early 1960 , some of Indonesia's neighbors became apprehensive of Sukarno 's ambition and the implication of his militant chauvinism for their own security. First, came West Irian, then Malaysia. They wonder which country would the next.
Indonesia's withdrawal from the United Nation over Malaysia issue. By mid- 1965 , Indonesia's image had suffered grievously and the country was isolated by most of non-communist world.