The best strategy was the hit and run tactics. That's called guerilla warefare. When a group/team hides in a natural environment, using their own surroundings as an advantage.
Cultural: The Enlightenment philosophy desacralized the authority of the monarchy and the Catholic Church, and promoted a new society based on reason instead of traditions.
Social: The emergence of an influential bourgeoisie which was formally part of the Third Estate (commoners) but had evolved into a caste with its own agenda and aspired to political equality with the clergy (First Estate) and the aristocracy (Second Estate).
Financial: France's debt, aggravated by French involvement in the American Revolution, led Louis XVI to implement new taxations and to reduce privileges.
Political: Louis XVI faced strong opposition from provincial parlements which were the spearheads of the privileged classes' resistance to royal reforms.
Economic: The deregulation of the grain market, advocated by liberal economists, resulted in an increase in bread prices. In periods of bad harvests, it would lead to food scarcity which would prompt the masses to revolt.
Cherokee removal, part of the Trail of Tears, refers to the forced relocation between 1836 and 1839 of the Cherokee Nation and their roughly 1,600 black slaves from their lands in Georgia, South Carolina, North Carolina, Tennessee, and Alabama to the Indian Territory (present day Oklahoma) in the then Western United States ... American Indian groups in the American South, North, ...
1930s The Great Depression