This is known as the Anaconda Plan.
This military strategy, developed by Union General Winfield Scott, was meant to starve the Confederacy out of their resources. Essentially, Scott felt that if the Confederacy could not trade for goods with other countries they would not be able to survive. This is due to the Confederacy's reliance on cotton as their main cash crop.
This strategy helps to explain why the US wanted to blockade trade with other countries as well as why the Union wanted to control the Mississippi River, as they knew control of this waterway could negatively impact the Confederacy's ability to transport/obtain resources.
I believe the answer is it committed the colonies to being independent.
They're not coming to take over our home land they're just looking for new opportunities that their homeland did not provide
The correct answer should be People felt a pressure to conform to avoid suspicion
Everyone was afraid of being branded as a communist and it could happen because of anything. Those people would then have various issues in their lives even though.