Benedict Arnold
- Events
- 10
- Episodes
- 28
- Years
- 1776–1781
Every event in Historedia whose sources name Benedict Arnold, with the role they cite and all of that event’s episodes. This is not a biography, and mentions are grouped by name, so two people with the same name can share this page.
Events and episodes
Battle of The Cedars
1776Role: Brigadier General commanding the American garrison at Montreal
- Arnold Detaches Troops to the Cedars
In April 1776 Benedict Arnold, commanding at Montreal, placed a detachment at the Cedars after rumors of British and Indigenous preparations west of Montreal.
- Skirmishes at the Cedars
Limited combat occurred in May 1776 at and around the Cedars, west of Montreal, between American troops and a British-led force of Haudenosaunee warriors and Canadian militia.
- Capture of American Reinforcements
American reinforcements traveling to the Cedars were captured after a brief skirmish on May 20, 1776.
- Arnold Detaches Troops to the Cedars
Battle of Valcour Island
1776Role: Commander of the American fleet on Lake Champlain
- American fleet preparation on Lake Champlain
After retreating from Quebec, Americans fortified Ticonderoga and Crown Point and built ships to augment Arnold's small fleet.
- Arnold chooses his ground at Valcour Island
Expecting the British to sail, Arnold retreated to Valcour Island on September 30, choosing a narrow strait to neutralize British advantages.
- British fleet assembly and launch
Carleton had requested prefabricated ships from Europe; the British built at Saint-Jean and launched a 33-ship fleet that outgunned the Americans.
- Battle of Valcour Bay, October 11, 1776
Arnold drew the British into his chosen position; after passing Valcour Island's northern tip, the fleets engaged, and by sunset the battle had gone against the Americans.
- American night retreat toward Crown Point
That night Arnold slipped the fleet past the British through a mile-wide gap, beginning a retreat toward Crown Point and Ticonderoga.
- Strategic outcome: delay and British withdrawal
Most American ships were captured or destroyed, but the lake defense stalled British plans; Carleton withdrew to winter quarters as snow fell.
- American fleet preparation on Lake Champlain
Battle of Ridgefield
1777Role: Patriot militia commander at Ridgefield
- British tactical success and galvanized Patriot resistance
The British expedition was a tactical success, but the Patriot pursuit of the raid galvanized support in Connecticut.
- British landing at Compo and march to Danbury
Tryon's British force landed at Compo on April 25, 1777, and marched to Danbury, opening the Connecticut raid.
- British tactical success and galvanized Patriot resistance
First Battle of Saratoga
1777Role: American wing commander
- Battle of Freeman's Farm
Burgoyne attacked the Continental Army at Freeman's Farm on September 19, 1777, winning a tactical victory at the cost of heavy casualties.
- Arnold's Role in the Fighting
Historians disagree over whether Benedict Arnold remained at Gates' headquarters or actively directed troops during the battle.
- Learned's Brigade Dispatched
Responding to a threat, Arnold requested more forces and Gates allowed him to dispatch Ebenezer Learned's brigade of Massachusetts regiments.
- Battle of Freeman's Farm
Second Battle of Saratoga
1777Role: American general who rallied the troops
Siege of Fort Stanwix
1777Role: Major General commanding American reinforcements
- Withdrawal of the Besieging Forces
British and Indigenous besiegers abandoned the siege on August 22, 1777, deceived by Arnold's ruse into expecting a much larger American force.
- Arnold's Ruse
Benedict Arnold approached with reinforcements and used a deception to persuade the besiegers that a much larger American force was arriving.
- Withdrawal of the Besieging Forces
Benedict Arnold Signs Oath of Allegiance
1778Role: Continental Army major general who returned to Valley Forge in May 1778; alleged oath signer (unverified)
Court-Martial of Benedict Arnold
1778–1780Role: Accused major general and military commander of Philadelphia
- Appointment to Command Philadelphia
Washington appointed Arnold military commander of Philadelphia after the British withdrawal in June 1778.
- Court-Martial Opens on Profiteering Charges
Arnold's court-martial on profiteering charges began meeting on June 1, 1779, in Philadelphia.
- Delay of the Proceedings
The court-martial was delayed until December 1779 after Clinton's capture of Stony Point forced army activity.
- Verdict: Cleared of All but Two Minor Charges
On January 26, 1780, Arnold was cleared of all but two minor charges despite ill-disposed judges.
- Appointment to Command Philadelphia
Arnold's Treason and Flight
1780Role: Continental Army major general who plotted to surrender West Point to the British and fled to British lines
- Arnold Secures Command of West Point
Arnold obtained command of West Point on August 3, 1780, positioning himself to facilitate a British takeover of the forts.
- Arnold Offers West Point to the British
In September 1780, Arnold secretly negotiated with Major John André, offering to turn over control of West Point to the British.
- André Captured with Incriminating Papers
André, traveling through American territory in civilian clothes, was captured by American militiamen carrying papers that revealed Arnold's plot.
- Arnold Flees to British-Held New York
After the plot was exposed, Arnold fled to the British lines in September 1780.
- Arnold Secures Command of West Point
Battle of Groton Heights
1781Role: British Brigadier General
Sources
- Battle of the Cedars Wikipedia, revision of 2026-09-11
- Battle of Valcour Island Wikipedia, revision of 2026-09-22
- Battle of Ridgefield Wikipedia, revision of 2026-08-22
- Battles of Saratoga Wikipedia, revision of 2026-09-29
- Siege of Fort Stanwix Wikipedia, revision of 2026-08-22
- Benedict Arnold Wikipedia, revision of 2026-09-02
- Battle of Groton Heights Wikipedia, revision of 2026-08-31