With the expected release of the remaining JFK assassination files following President Donald Trump's executive order, here is a look back on the documents' original declassification timeline.

On November 22, 1963, Lee Harvey Oswald, a former U.S. Marine and defector to the Soviet Union, fired three shots from a sixth-floor window of the Texas School Book Depository, striking President Kennedy as his motorcade passed through Dealey Plaza in Dallas.

The executive order demands that the attorney general and director of national intelligence “present a plan within 15 days for the full and complete release” of the JFK assassination records. Next, they will “immediately review” the records related to the RFK and MLK Jr. assassinations and present a plan for their release within 45 days.

An executive order by Donald Trump demands the nation's security organizations create plans to release confidential records regarding the assassinations of John F. Kennedy, Robert F. Kennedy and Martin Luther King Jr.

President Donald Trump ordered files related to the assassinations of former President John F. Kennedy, Martin Luther King Jr. and Robert F. Kennedy be released.

President Trump signed an executive order Thursday directing the release of federal government documents related to the assassinations of former President John F. Kennedy, former Attorney General

Intelligence agencies to release all records on JFK, RFK, and MLK assassinations, including CIA and FBI surveillance files from three assassinations

An executive order signed by President Donald Trump is ordering the release of classified documents surrounding the assassinations of President John F. Kennedy, Sen. Robert F. Kennedy and Dr. Martin Luther King,

On his fourth day in office as president, Donald Trump ordered records on the assassinations of the Rev. Dr. Martin Luther King, Jr., President John F. Kennedy and Sen. Robert F. Kennedy declassified.

Congress passed a law in 1992 requiring the documents surrounding President Kennedy's assassination to be released by 2017. Though, the release has been held up by national security concerns.

President Donald Trump has signed an executive order aiming to declassify remaining federal records relating to the assassinations of President John F. Kennedy, Sen. Robert F. Kennedy, and Martin Luther King Jr.

President Donald Trump signed a record number of executive orders during his first week back at the White House.