This is a list of selected February 4 anniversaries that appear in the "On this day" section of the Main Page. To suggest a new item, in most cases, you can be bold and edit this page. Before doing so, please review the selected anniversaries guidelines. If your suggestion is potentially controversial or relates to a day currently or soon to appear on the Main Page, post it on the talk page instead.
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February 4: Day of the Armed Struggle (Angola, 1961)
- 1859 – German scholar Constantin von Tischendorf (pictured) rediscovered the Codex Sinaiticus, a 4th century uncial manuscript of the Greek Bible, in Saint Catherine's Monastery at the foot of Mount Sinai in Egypt.
- 1899 – The Philippine–American War opened when an American soldier, under orders to keep insurgents away from his unit's encampment, fired upon a Filipino soldier in Manila.
- 1974 – The Provisional Irish Republican Army bombed a motor coach carrying off-duty British Armed Forces personnel and their family members, killing twelve and wounding fifty more.
- 1992 – Venezuelan Army Lieutenant Colonel Hugo Chávez failed in his attempt to overthrow the government of Carlos Andrés Pérez.
- 1999 – The Panamanian-flagged freighter New Carissa ran aground near Coos Bay, Oregon, US, causing one of the worst oil spills in Oregon history.
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