I think it would be the French revolution
The consequence of the reservation system during the 1870s was that the Tribes refused to stay on the failing reservations. Therefore, Option A is the correct statement.
<h3>What was the reservation system?</h3>
The Indian reservation system was mainly created to hold Native Americans off of lands that European Americans wanted to settle. The reservation system allowed indigenous human beings to manipulate themselves and keep a number of their cultural and social traditions.
Therefore, The consequence of the reservation system during the 1870s was that the Tribes refused to stay on the failing reservations. Therefore, Option A is the correct statement.
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The correct answer is A as, among the options, the battle that ended in a British victory was the Battle of Brandywine.
The Battle of Brandywine was one of the battles of the American War of Independence, which occurred on September 11, 1777 near Chadds Ford, Pennsylvania and the Brandywine River.
British General William Howe tried to seize the state of Pennsylvania, but it involved the troops of General George Washington, luring them over the Brandywine River, 40 kilometers from Philadelphia. The battle was a decisive victory for the British troops, who left Philadelphia, capital of the revolutionary side, unprotected.
Finally, the British would conquer the city on September 26 of that year.