Surprise at Sunrise
When war was declared between the United States and Great Britain in June of 1812, few on the American frontier had any idea what was coming. The small garrison stationed at Fort Mackinac on a quiet island in the Straits between Lakes Michigan and Huron had not received word. But on the morning of July 17, 1812, those sleepy soldiers awoke to find the British already perched high above them, cannon aimed and ready.
The capture of Fort Mackinac was the first military engagement on U.S. soil during the War of 1812. It was a bloodless but strategically powerful maneuver by the British and their Native allies. This set off a chain of events that led to the temporary loss of Michigan’s peninsulas to British control.
Unintended Tip from John Jacob Astor
It all started with a fur trader, John Jacob Astor. Astor upon learning of the war’s outbreak in Washington, D.C., quickly sent a company representative to Fort St. Joseph. He wanted to secure his trade goods. Unintentionally, this tip-off alerted the British to America’s war declaration. The American frontier posts didn’t even know the declaration has happened.
British General Isaac Brock acted quickly. He ordered Captain Charles Roberts to seize Fort Mackinac. Roberts, with the help of fur traders, Native leaders, and the North West Company’s schooner Caledonia, pulled together an impressive force of more than 600. His “army” included regular British soldiers, Canadian militia, and a broad alliance of Native American warriors including the Chippewa, Ottawa, Sioux, Winnebago, and Menominee.
In the dead of night on July 16, they landed on the north side of Mackinac Island. Now known as British Landing because, well, the British landed there. By sunrise, they had hauled two six-pounder cannons through dense woods and set up on the high ridge overlooking the fort. When the sun rose on July 17, the Americans—still unaware war had been declared—were shocked to find themselves in the crosshairs.
No Shots Fired
Lt. Porter Hanks, the American commander with just 61 soldiers under his command, had no real options. Outgunned, outnumbered, and fearing a massacre by Native forces, he surrendered without a single shot fired. The British allowed the American garrison to return home under parole, while the fort’s storehouses and trade goods were seized.
The psychological effect of this early British victory was profound. It rallied many previously neutral Native American communities to the British cause. It also undermined American confidence—so much so that General William Hull, advancing on Canada at the time, reversed course and retreated to Detroit. That, in turn, set the stage for the catastrophic American surrender at Detroit just weeks later.
Fort Returned 3 Years Later
Fort Mackinac remained in British hands for nearly three years. The Americans attempted to retake the island in 1814, but failed in the Battle of Mackinac Island. It wasn’t until the Treaty of Ghent ended the war in 1815 that the U.S. regained the fort—three years and one day after its loss.
Today, British Landing is a peaceful spot on Mackinac Island, but its name is a lasting reminder of the quiet, calculated operation that shaped the early course of the War of 1812 and changed the map of the Michigan Territory—if only for a while.
Historical Markers
Historic Fort Mackinac
Registered in 1958 and erected in 1958 – ID # S189
Located on Fort Street, Mackinac Island – Lat: 45.85252200/Long: -84.61809300
Mackinac Island has been called the most historic spot in the Middle West. Fort Mackinac was first built by the British in 1780-81. It was not until 1796, thirteen years after the end of the Revolutionary War, that the British relinquished this fort to the Americans. At the outbreak of the War of 1812 the British seized the island and built Fort George. This fort, which you see to the north beyond the Rifle Range, was renamed Fort Holmes by the Americans who reoccupied the island in 1815. Troops garrisoned Fort Mackinac until 1895.
British Landing
Registered in 1958 and erected in 1958 – ID # S187
Located on British Landing Road at Lakeshore – Lat: 45.87743100/Long: -84.64509100
Here during the night of July 16-17, 1812, a small force of British regulars and several hundred voyageurs and Indian allies from St. Joseph Island landed. They occupied a height that overlooks Fort Mackinac and demanded its surrender. Lieutenant Porter Hanks, commander of the American garrison of fifty-seven soldiers, had not known that war had been declared. Realizing that resistance was hopeless and might provoke an Indian massacre, Hanks capitulated without a fight.
British Cannon
Revolution and War (1760 – 1815) – Registered in 1959 and erected in 1959 – ID # L2
Located Rear of Fort Mackinac, Mackinac Island – Lat: 45.85821600/Long: -84.61702000
Early on the morning of July 17, 1812, British troops set up a cannon on this height overlooking Fort Mackinac. This move, coupled with the size of the British forces, resulted in the American garrison’s surrender.
