The first battle well-prepared militia companies in massachusetts were known as

The first militia company in Massachussets were known as Minutemen. These companies were formed by colonists whom had basic military training. Later, this companies delve into military tactics and strategy and established different military companies, for example, the olders military organization in North America is the Ancient and Honorable Artillery Company of Masschussetts. Also, they latter established the Militia of United States.

The name of Minutemen has its origin in the fact that they needed to get ready in one minute to be on mission.  

Explanation:

b.

jim crow laws were enacted in northern states.