Answer :
The main cause of the French and Indian War was contest over territories, and the effects was that it led Britain to incur a huge debt, and the French were expelled from North America.
The French and Indian War was a subset of the Nine years war between France and Great Britain in the 1750s and 1760s. This larger was a contest between the two powers over control of the colonies in North America.
The French and Indian war started with disputes over the control of the upper Ohio River valley between the French and British. The French allied with the Indians against British forces. British forts were destroyed, while the British in turn broke up the French and Indian trade.
The effect was that the British incurred a huge debt, which they tried to make up by taxing the colonists. Instruments like the Navigation Acts were used. The French were forced to give up all almost all their territories as a consequence.
To learn more about French and Indian War: brainly.com/question/904638
#SPJ1