Poor economy one reason
Union blockade on all ports.
The North was in fear that Great Britian was an ally of the Confederacy. The theory was that the Confederacy would exchange cotton for British military and naval supplies. There was even a document proposing that Jefferson Davis would give control of the Confederacy to the Queen of England and in exchange the Confederacy would be treated as a "Priveledged Colony". (Great Britian coincidentally had a cotton surplus the year that the Confederacy offered cotton for military and naval supplies.)
delivery of war supplies
Lack of food, supplies, and military training
The Confederacy faced significant food shortages during the Civil War largely due to the depletion of manpower as soldiers were conscripted into the army. With many farmers enlisted, agricultural production declined, leading to reduced food supplies for both the military and civilian populations. This scarcity exacerbated hardships on the home front, causing inflation and increased prices for basic goods. Additionally, the Union's naval blockade further restricted access to essential supplies, compounding the Confederacy's struggles.
Because the union had more troops and cut off the confederacy from supplies using the anaconda plan.
Delivery of war supplies and delegating certain space for commercial uses.
To prevent the Confederacy from exporting its plentiful cotton in exchange for war supplies.
I believe it was the anaconda plan.
because the Confederacy was running out of supplies tools food and water.
The price of the supplies get higher.
The first Confederate city captured by the Union Army was New Orleans in 1862. New Orleans was the largest port city in the Confederacy. By the end of the war, the Union had also captured Mobile, Savannah, Charleston, and Wilmington in order to deprive the Confederacy of supplies.