writ of habeas corpus (n.)
a right that guarantees anyone arrested to have a court order showing a valid reason for that detention

In May 1861, President Lincoln suspended habeas corpus in Maryland. Lincoln hoped this would keep the proslavery state in the Union.

What if had not worked? In one to two paragraphs, give your description of how the war would have been different if Maryland had left the Union and Washington, DC, had been surrounded by Confederate states. Use information from the lesson to back up your statements.