Foreign Secretary Lord David Cameron has backed closer co-operation with Australia to provide increased security and Commonwealth stability.Lord Cameron was speaking in Adelaide after talks with his Australian counterpart Penny Wong and deputy prime minister Richard Marles, along with Defence Secretary Grant Shapps.The talks have seen the two countries sign a defence and security agreement as well as announcing a contract for British firm BAE Systems in the building of nuclear-powered submarines

Foreign Secretary Lord David Cameron has backed closer co-operation with Australia to provide increased security and Commonwealth stability.Lord Cameron was speaking in Adelaide after talks with his Australian counterpart Penny Wong and deputy prime minister Richard Marles, along with Defence Secretary Grant Shapps.The talks have seen the two countries sign a defence and security agreement as well as announcing a contract for British firm BAE Systems in the building of nuclear-powered submarines as part of the Aukus agreement between the nations and the US.