CANBERRA, Australia (AP) — A historian is going to court this month in an attempt to force Australian authorities to release secret letters that would reveal what Queen Elizabeth II knew of her representative's shocking scheme to dismiss Australia's government more than 40 years ago. Britain's Supreme Court ruled in 2015 that 27 memos written by Charles to British government ministers could be made public despite objections that their publication might damage public perceptions of the future king's political neutrality. Kerr, who died in 1991, rejected in his memoirs media speculation that the CIA ordered Whitlam's dismissal over fears that his government would close the top secret U.S.