Which of the following was mary walker's contribution during the civil war?
a.
she was arrested six times as the most notorious confederate spy.
b.
she was a surgeon who was awarded the medal of honor after being captured by confederate forces.
c.
she led the u. s. sanitary commission and started the red cross.
d.
she organized more than 3,000 nurses in union hospitals.

She was a surgeon who was awarded the Medal of Honor after being captured by Confederate forces.

Explanation:

she volunteered in the Union army when the Civil War broke out, serving as a surgeon. After crossing enemy lines to treat wounded civilians, she was captured by Confederate forces and detained as a spy. She was imprisoned in Richmond as a prisoner of war until her release in an exchange of prisoners between the two sides,

This heroic actions made her the only woman with the medal of honor.

the hyksos invasion. the hyksos were able to attack egypt successfully because of their skills in using bronze weapons, composite bows and the use of the horse and chariot during the invasion. although the egyptians depict a barbarian-type overthrow, the truth is the seizure was likely a relatively peaceful one.

lincoln presided over the union victory in the american civil war, which dominated his presidency. a former whig, lincoln ran on a political platform opposed to the expansion of slavery in the territories. his election served as the immediate impetus for the outbreak of the american civil war.