Summers suggests that due to the Union blockade, the soldiers had little else to read.

The problems mounted with every voyage, for the Union blockade tightened constantly.

He was particularly interested in Brian's experiences in running the Union blockade during the war.

We broke the Union blockade to get arms to the South.

Nonetheless, five out of six attempts to evade the Union blockade were successful.

The Union blockade was a powerful weapon that eventually ruined the Southern economy, at the cost of very few lives.

However these weapons had to pass through the Union blockade and the number that actually reached the Confederate army is unknown.

Although hampered by the Union blockade, the mill was capable of full operation in late 1863.

By summer 1861, the Union blockade shut down over 95% of exports.

However, all of the crew agreed to join in the effort to run the Union blockade.