August 24 – 25: The Burning of Washington. Washington, D.C. is invaded by British forces and burned to the ground. The American flag reportedly survives, which leads to the creation of the national anthem, "The Star-Spangled Banner." The use of the Congreve rocket by the British during this time is referenced in the anthem's verse "the Rocket's red glare."
October 13:United StatesmercenaryWilliam Walker seizes power in Nicaragua. Initially hired by the Nicaraguan Democratic Party to help counter the Conservative Party, Walker exploits rivalries between the two, eventually making himself president. He makes English an official language and tries to reintroduce slavery in order to build a "Caribbean Empire" centered on the American South.
^ abcdeMetal Gear Solid: Portable Ops, Kojima Productions (2006).
^ abcdefghMetal Gear Solid: Peace Walker, Kojima Productions (2010).
^ abcdMetal Gear Solid 3: Snake Eater, Konami Computer Entertainment Japan (2004).
^ abcMetal Gear Solid 4 Database, Kojima Productions (2008).
^Metal Gear Solid 4: Guns of the Patriots, Kojima Productions (2008).
^Metal Gear Solid 2: Sons of Liberty, Konami Computer Entertainment Japan (2001).
^ abcMetal Gear Solid V: The Phantom Pain, Kojima Productions (2015).
^Metal Gear Solid 4: The Guns of the Patriots, Kojima Productions (2008). Rosemary: The primary mission of CSPs like mine is to provide care for soldiers suffering from combat stress. // Old Snake: Sounds like a good gig. // Rosemary: The symptoms were first identified during the American Civil War. During World War I they called it shell shock. Today it's known as post-traumatic stress disorder, or PTSD.