Most military historians cite the advantage the Prussians had in artillery over the French army in the Franco-Prussian War. The Prussians had breech loading cannons while the French army still was using muzzle loading cannons.
Their style of fighting was the advantage of the colonial army.
the confederate states army
Larger army
North: Much bigger population from which to recruit armies. Industrial manufacturing capacity to make war supplies. Advantage in artillery South: Some of the best officers from the US Army had resigned to join the Confederates. Powerful mission - to defend the homeland. Prospect of exporting cotton and getting aid from Britain and France.
an army unit that uses big guns This is a army that uses snipers and bazooka's
It was the first action taken by an army in the Civil War - the Confederate artillery firing on the US Army garrison on this island-fortress in Charleston Harbour.
that the brithish had more soldiers (5,ooo) an hired
Major Samuel B. Ringgold, US Army, the creator of the Flying Artillery.
The only President that I know of that was a Commander of an artillery unit in the National Guard was Harry S. Truman, who was the Commander of 129th Field Artillery, Missouri Army National Guard, in 1918, During World War 1.
union had more army in war
The manufacture of all kinds of war-supplies, including the new rifle-barrelled artillery. The capability to move large armies by rail.
Much bigger population to recruit from. Advantage in artillery. Manufacturing facilities for war supplies. A President of immense capability, who learned how to choose good Generals.