Which of the following issues most likely resolved through collective bargaining?

this is my opinon on puritians

puritans we all know as were a relgion to purify the cahtlic church some of there practices were good and they did ways some relgions couldnbt but some ways wern't that good like trying to turn people into their relgion which did spark alot of mass hate to them overall there netrual and did have a semi good cause.

bloodiest single day of war   |   gettysburg

where the civil war ends for good   | appomattox court house

the first major land battle; south wins | bull run/manassas (va)

gives union control of the mississippi river |   vicksburg

lee’s first tactical defeat; big win for union |   fort sumter1

with lincoln's re-election |   atlanta

south wins

splits confederacy in two for the duration of the war,

antietam

i'd rather watch halloween but ok