Yes, this is an internal conflict.
Internal Conflict:
1. mental struggle arising from opposingdemands or impulses.
2. psychological struggle within the mind of aliterary or dramatic character, the resolutionof which creates the plot's suspense:Hamlet's inaction is caused by internalconflict.
By dressing like the grandmother and trying to impersonate her.
Answer: to rally emotional support for a unified country
Explanation: the civil war originally started because several states wanted to secede from the union. That is the easiest way I can put it. Slavery did play a role in the war as well.