2274: The Treaty of @New Vegas: The @New California Republic (NCR)'s arrival in the Mojave, Mr. House waking up his Securitrons, and the tense diplomatic agreement that lit up the Strip.
2276: Operation Sunburst: The bloody NCR siege of @HELIOS One that forced the @Brotherhood of Steel - Mojave Chapter into their terrified exile.
2277: The First Battle of @Hoover Dam: The massive clash between the NCR and @Caesar's Legion, the @Boulder City trap, and the brutal execution of Joshua Graham (The Burned Man).
2277: The Capital Wasteland War: The @Brotherhood of Steel - East Coast Chapter's activation of Project Purity and the Enclave's devastating defeat at Raven Rock.
2278: The @Bitter Springs Massacre: The horrific NCR miscommunication that resulted in the slaughter of @The Great Khans' women and children.
2278: The Fall of Adams Air Force Base: The final East Coast Enclave defeat and the destruction of the Brotherhood's Liberty Prime.
2279: The Destruction of The Divide: The mysterious nuclear detonation that shattered the NCR's western supply lines at Hopeville/Ashton (a great deep-lore event that explains why the NCR is currently struggling so much with supplies).
2279: The @Black Mountain Schism: The @Nightkin mutant @Tabitha violently overthrows the intelligent @Super Mutant @Marcus, broadcasting anti-human radio propaganda and forcing Marcus to flee north to found the peaceful mutant haven of @Jacobstown.
2280: The @NCR Correctional Facility (NCRCF) Prison Break: The immediate, localized spark—the @Powder Gangers slaughtering their NCR guards and taking over the correctional facility.
2280: The @Sunnyvale Contracts: @Robert House is secretly and anonymously hiring teams of California scavengers to dig through the ruins of Sunnyvale for a specific "pre-war data drive" (The Platinum Chip).
2280: The Sierra Madre Broadcast: Faint, looping pre-war radio broadcasts advertising a "Gala Event" at the Sierra Madre casino begin echoing through the Mojave, secretly broadcast by the rogue former Brotherhood Elder, Father Elijah, to lure scavengers into his trap.
2280: The @Benny / Yes Man Conspiracy: Benny, the ambitious leader of the Chairmen, secretly captures a Securitron and is attempting to find a Follower of the Apocalypse programmer (Emily Ortal canonically) to hack it, laying the groundwork for his betrayal of Mr. House.
[OOC - For Players Only: See World Author Note for the reason some years may be different than you may remember from Canon.]