The EAS Churchill is fictional spacecraft, an Omega-class destroyer

Omega class destroyer

The Omega-class destroyer is a fictional vessel used by Earthforce, the military branch of the Earth Alliance, in the science fiction television series Babylon 5...

, from the science fiction

Science fiction

Science fiction is a genre of fiction dealing with imaginary but more or less plausible content such as future settings, futuristic science and technology, space travel, aliens, and paranormal abilities...

 television series Babylon 5

Babylon 5

Babylon 5 is an American science fiction television series created, produced and largely written by J. Michael Straczynski. The show centers on a space station named Babylon 5: a focal point for politics, diplomacy, and conflict during the years 2257–2262...

. The Churchill is under the command of Captain Sandra Hiroshi. The Churchill is presumably named for Winston Churchill

Winston Churchill

Sir Winston Leonard Spencer-Churchill, was a predominantly Conservative British politician and statesman known for his leadership of the United Kingdom during the Second World War. He is widely regarded as one of the greatest wartime leaders of the century and served as Prime Minister twice...

.

After Earth Alliance

Earth Alliance (Babylon 5)

The Earth Alliance is the name of a fictional alliance of the nations of Earth and off-world colonies in the television series Babylon 5. The transition of Earth government from a democratic, elected government to an authoritarian, militaristic one and back to a democracy again is a major theme of...

 President Morgan Clark

Morgan Clark

William Morgan Clark is a fictional character and a major antagonist from the universe of the science fiction television series Babylon 5, portrayed by Gary McGurk. His character rarely appeared on-screen, but is a major off-screen presence in the show....

 declares martial law

Martial law

Martial law is the imposition of military rule by military authorities over designated regions on an emergency basis— only temporary—when the civilian government or civilian authorities fail to function effectively , when there are extensive riots and protests, or when the disobedience of the law...

 in mid-2260, several EarthForce units rally around General William Hague in open defiance of the martial law decree, calling for Clark's resignation. Hague places his flag on the EAS Alexander

EAS Alexander

In the Babylon 5 science fiction universe, the EAS Alexander was an Earth Alliance Omega class destroyer. It may have been named after Alexander the Great. It played a key role in the Earth Alliance Civil War of 2260 - 2261....

. Several engagements follow, during which all of the Alexander's attending vessels are destroyed and Hague himself is killed. The Alexander then makes its way to Babylon 5

Babylon 5 (space station)

Babylon 5 is a fictional space station and the primary setting in the television series Babylon 5. Its design is a variation of an O'Neill cylinder....

.

Captain Hiroshi and her crew evidently chose to support the rebellion against President Clark; the Churchill also sets a course for Babylon 5, arriving after the Alexander. Captain Hiroshi informs Captain John Sheridan

John Sheridan (Babylon 5)

John J. Sheridan is a lead character in the fictional universe of the science-fiction television series Babylon 5, played by Bruce Boxleitner. For most of the series, he is the commander of the Babylon 5 station; during the series' final season he is the President of the Interstellar...

 and his command staff that President Morgan Clark is aware of the presence of the Alexander at the station and warns them that Clark has ordered a fleet to seize control of the station and put it under control of Nightwatch

Nightwatch (Babylon 5)

In the Babylon 5 science fiction universe, Nightwatch was an Earth Alliance paramilitary organization set up during the Presidency of Morgan Clark...

.

During the ensuing battle between Clark's fleet and Babylon 5, the Alexander and the Churchill, the Churchill is severely damaged. Seeing no other choice, Hiroshi sends her flaming destroyer on a collision course with one of Clark's destroyers, the EAS Roanoke. Both ships are destroyed in the collision. Churchill 's surviving Starfury fighters dock with the Alexander and are transferred to Babylon 5 in order to bring the latter's fighter squadrons back up to full strength.