The FBI has disclosed a potential threat to Queen Elizabeth II during her 1983 trip to the United States.

The documents were released this week on the FBIB次元官网网址檚 records website. Queen Elizabeth II after a 70-year reign.

The queenB次元官网网址檚 West Coast visit with her husband, Prince Philip, included a stop in San Francisco in March 1983. The FBI said that a San Francisco police officer who frequented a bar popular with sympathizers of the Irish Republican Army had received a phone call in February 1983 from a man who claimed his daughter had been killed in Northern Ireland by a rubber bullet.

According to the documents, the man said he was going to B次元官网网址渁ttempt to harm Queen ElizabethB次元官网网址� by either dropping an object off the Golden Gate Bridge onto the queenB次元官网网址檚 royal yacht or try to kill her during a visit to Yosemite National Park. The documents said the Secret Service intended to close the bridgeB次元官网网址檚 walkways as the yacht drew near.

The names of the officer and the caller were redacted in the documents, which did not indicate whether precautions were taken at Yosemite or whether any arrests were made. A March 7, 1983, memo indicated the queen completed the U.S. visit B次元官网网址渨ithout incidentB次元官网网址� and that B次元官网网址渘o further investigation is warranted.B次元官网网址�

The documents detailed other security concerns involving the queenB次元官网网址檚 visits to various U.S. cities. When she attended a Baltimore Orioles game with President George H.W. Bush in May 1991, several dozen demonstrators in the park chanted slogans condemning BritainB次元官网网址檚 policy in Northern Ireland.

The Associated Press