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.

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.

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,

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.

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.

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

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

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

Sen. Bill Cassidy (R), a physician-turned-politician from deep-red Louisiana, has emerged as a central figure in the confirmation fight over Robert F. Kennedy to lead the Department of Health and

During his Senate confirmation hearings, the HHS secretary nominee struggled to answer key regulatory questions, and instead parroted the same line that “every abortion is a tragedy.”

What experts on John F. Kennedy, Martin Luther King Jr and Bobby Kennedy assassinations hope to learn from files expected to be declassified

Last year, the Federal Aviation Administration Reauthorization Act authorized 10 additional daily flights to DCA’s schedule, all of which are outside the perimeter. This decision was made “over the strong opposition of the Airports Authority,” DCA’s website says. Congress also added 54 total slots spread across 2012, 2003 and 2000.