American/French Revolutions Differences & Similarities - Intro - Part 1 : The Spark

Part 1 would delve into the initial events and grievances that ignited both the American and French Revolutions. It would explore the specific catalysts, such as taxation policies, social inequalities, and political oppression, that led to the outbreak of these revolutionary movements.
Which similarities and differences can we draw between these two pivotal events in our history ?