Final answer:
The factors that promoted unity amongst the colonists of the 2nd Continental Congress were their shared grievances against British rule and their common goal of achieving independence.
Step-by-step explanation:
The factors and forces that promoted unity amongst the colonists of the 2nd Continental Congress were their shared grievances against British rule and their common goal of achieving independence. The colonists were united by a deep sense of patriotism and a belief in the ideals of liberty and self-governance. Additionally, the Committees of Correspondence played a crucial role in fostering communication and coordination among the colonies, helping to unite them in their resistance against the British.
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