Answer:
An early win is an initial victory, that might not be as ambitious as the final purpose of a movement, but can provide a positive feedback loop, meaning that provides motivation and can change people´s expectations of what could be achievable in the long run.
Step-by-step explanation:
For example, during the Cold War, Poland´s solidarity movement organized workers strikes and achieved early wins that would become precedents on the overthrowing of the communist government during the following decade.