Timeline

1930s

 * Zed is born.

1940

 * Kevin Brown is born.

Mid 1950s

 * MIB is founded.

2nd

 * Baltian First Contact. Kevin Brown is recruited to MIB as Agent K.

22nd

 * 1964/65 World Expo begins.

1965

 * James Darrell Edwards III is born.

1968

 * The Zeronian Migration.

July

 * Boris The Animal arrives to Earth to prevent Arc-Net launch and make Boglodite invasion.

15th

 * Boris kills Roman the Fabulist at Coney Island. Then he kills Cindy at Andy Warhol's Factory.

16th

 * At Cape Canaveral, before Apollo 11 launch, Agent K shot off Boris' arm and Arc-Net is launched to the space and activated. Boris is arrested and got to LunaMax prison on the Moon.

16th

 * Boris The Animal comes from 2012 to 1969 with help of Jeffrey Price. Together with young Boris, he kills Agent K at Cape Canaveral. Arc-Net isn't launched. Boris leaves the Earth and goes to Boglotia to prepare invasion.

15th

 * Agent J with help of Jeffrey Price comes from revised 2012 to 1969 to kill young Boris and, thereby, prevent coming Boris from 2012 and killing K. On Coney Island, J, trying to kill Boris, is captured by young Agent K. They unite to find Boris.

16th

 * Boris from 2012 comes. At Cape Canaveral J defeats 2012 Boris and K shots off 1969 Boris' arm. Arc-Net is launched and activated. However, 1969 Boris survives and tells K to arrest him but he kills him instead to prevent Revised Timeline actions.

Original timeline

 * Zed becomes the Chief of MIB.

Revised Timeline

 * Unknown events.

Actual timeline

 * Zed becomes the Chief of MIB.

Original Timeline

 * Light in New York City was turned off because of Fast Alien Ball.

Revised Timeline

 * Unknown events.

Actual Timeline

 * Light in New York City was turned off because of Fast Alien Ball.

Original Timeline

 * K and other agents protected Princess Lauranna of Zartha, and was entrusted with the Light of Zartha to stop it from getting into Kylothian leader Serleena's hands. However, Serleena kills Lauranna after K pretends to launch the Light into space. Serleena follows, and the Light is later revealed to be Lauranna's daughter, Laura Vasquez.

Revised Timeline

 * Unknown events.

Actual Timeline

 * K and other agents protected Princess Lauranna of Zartha, and was entrusted with the Light of Zartha to stop it from getting into Kylothian leader Serleena's hands. However, Serleena kills Lauranna after K pretends to launch the Light into space. Serleena follows, and the Light is later revealed to be Lauranna's daughter, Laura Vasquez.

1996

 * Molly helps an unlicensed alien escape and her parents are neuralized.

16th

 * Agent K kills alien Mikey and neuralyses Agent D who wanted to retire.

17th

 * Bug arrives to Earth to steal Galaxy from Arquilians. Agent K meets James Darrel Edwards III and offers him to join Men In Black.

18th

 * James Darrel Edwards III visits Men in Black Headquarters and K tells him about aliens' existence and Baltian First Contact.

19th

 * James Darrel Edwards III is recruited to MIB as Agent J. Bug kills Gentle Rosenburg, member of Arquilian Royal Family. Arquilians fly up to Earth and demand to return Galaxy.

20th

 * Bug captures Galaxy from Laurel Weaver who worked in morgue and researched Rosenberg's body. Arquilians threaten to destroy Earth if Galaxy won't be returned. K and J succeed to stop Bug from leaving Earth and kill him, saving Earth from destruction and Galaxy from intergalactic war. After this, K is neuralyzed and got retired.

21st

 * Agent L is recruited to MIB as J's partner.

24th

 * Jay arrests the alien Jarra who was attempting to steal the Earth's Ozone and sell it on the Black Market.

Revised Timeline

 * Unknown events.

16th

 * Agent K kills alien Mikey and neuralyzes Agent D who wanted to retire.

17th

 * Bug arrives to Earth to steal Galaxy from Arquilians. Agent K meets James Darrel Edwards III and offers him to join Men In Black.

18th

 * James Darrel Edwards III visits Men in Black Headquarters and K tells him about aliens' existence and Baltian First Contact.

19th

 * James Darrel Edwards III is recruited to MIB as Agent J. Bug kills Gentle Rosenburg, member of Arquilian Royal Family. Arquilians fly up to Earth and demand to return Galaxy.

20th

 * Bug captures Galaxy from Laurel Weaver who worked in morgue and researched Rosenberg's body. Arquilians threaten to destroy Earth if Galaxy won't be returned. K and J succeed to stop Bug from leaving Earth and kill him, saving Earth from destruction and Galaxy from intergalactic war. After this, K is neuralyzed and got retired.

21st

 * Agent L is recruited to MIB as J's partner.

24th

 * Jay arrests the alien Jarra who was attempting to steal the Earth's Ozone and sell it on the Black Market.

Original Timeline

 * Agent L is neuralyzed by J because she wanted to go back to the morgue.
 * Agent J saves Earth from Krelon invasion.

Revised Timeline

 * Unknown events.

Actual Timeline

 * Agent L is neuralyzed by J because she wanted to go back to the morgue.
 * Agent J saves Earth from Krelon invasion.

1st

 * Agent T becomes J's partner.

4th

 * Serleena arrives to Earth to steal the Light of Zartha. J neuralyzes his partner Agent T and meets Laura Vasquez, who witnessed a killing of her boss by Serleena. J is given a task to find Agent K who was influenced in Zarthan-Kylothian conflict in 1978 and only one knows everything about it.

5th

 * Agent K is found by J and de-neuralyzed. Serleena occupies MIB Headquarters. Laura is revealed to be the Light and daughter of Lauranna. She is captured by Serleena. K and J release Headquarters and send Laura to Zartha. Serleena is killed by them.

Revised Timeline

 * Unknown events.

1st

 * Agent T becomes J's partner.

4th

 * Serleena arrives to Earth to steal the Light of Zartha. J neuralyzes his partner Agent T and meets Laura Vasquez, who witnessed a killing of her boss by Serleena. J is given a task to find Agent K who was influenced in Zarthan-Kylothian conflict in 1978 and only one knows everything about it.

5th

 * Agent K is found by J and de-neuralyzed. Serleena occupies MIB Headquarters. Laura is revealed to be the Light and daughter of Lauranna. She is captured by Serleena. K and J release Headquarters and send Laura to Zartha. Serleena is killed by them.

18th

 * Boris escapes from LunaMax prison with help of Lilly.

19th

 * Zed dies. Agent O becomes the Chief of MIB.
 * Boris arrives to Earth and finds Jeffrey Price, who helps him to travel to 1969 to prevent Arc-Net launch. K is killed in 1969, Arc-Net wasn't launched and Original Timeline is erased from existence, changed by Revised Timeline.

20th

 * Boglodites start invasion to Earth. Agent J who remembers Original Timeline (because he communicated with K at Canaveral after Boris killed his father), with help of Jeffrey Price, who remembers it too (because he sent Boris to past) travels to 1969 to prevent killing K and Boglodite invasion. He, with help of young K, succeeds at this, Arc-Net is activated, both Borises are killed and Revised Timeline is erased from existence, changed by Actual Timeline.

19th

 * Zed dies. Agent O becomes the Chief of MIB.

20th

 * Agent J returns from 1969 and finds Agent K alive.

2016

 * Agent H and High T battle the Hive, but fail and High T is taken control of by the Hive
 * Agent H is neuralyzed and made to believe they defeated the Hive with their witts and Series 7.