The event in which set the slaves free is called

juneteenth

Explanation:

Explanation:

A strategy is a long term plan to achieve a goal, it is an action plan, it gives you the path you need towards your mission.

A tactic is a carefully planned action made to achieve a specific objective, it involves better practices, resources and specific plans.

Some differences are:

-Strategy is an action plan, tactics are the actions themselves.

-Strategy is a long term plan, tactics can be short-termed steps.

-The strategy's perspective is broader (big picture), tactics' are narrower (close-up).

I hope you find this information useful and interesting! Good luck!