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The amphibious landing at Inchon cut the communist supply line, and put UN forces behind enemy lines.
to cut off our supplies
In 1812, when the US invaded Canada from Detroit, the strategy used by Canada was the same as Russia had used against Napoleon just a few years before. Canadians and their First Nations allies engaged in strategic retreat, until the enemy's supply lines were stretched beyond their limit. The supply lines were then cut, and the supplies were seized or destroyed. Then the Canadians mounted their counter-attack and drove the US forces, by then in tatters, all the way back to Detroit.
The army was used in trench, chemical gas, tank and artillery warfare by all nations. The navy on the other hand was mainly used to cut off military and economic supplies to enemy countries.
Cavalry lost its offensive power by the way the US Civil War was fought. The use of heavy fortifications and the effect of long range rifles placed cavalry forces at a disadvantage. Additionally, many battles were fought in rough terrain, and wooded areas, making mounted horses less effective then they might have been. Powerful cannons and mortars added to the woes of cavalry commanders. As it turned out, cavalry forces were good in skirmishes to cut off enemy supplies and communications. Also they were good for scouting purposes.
To surround with enemy forces and cut off supplies in an attempt to capture a city is called a siege.
The surrounding of a city by enemy forces to cut off supplies in an attempt to capture it is called a siege.
cut off supplies and weaken the country
siege
By doing so, they cut the enemy communications and used the rivers for transporting their own troops and supplies.
Japanese failed in the battle of Myitkyina because their main supplies routes had been cut off by Chindit forces and Kachin Levies.
Broadly speaking, military theorist Henri Jomini believed the keys of a successful battle hinged on the the decisions made by the commanding officer which included having the mass of forces located on key areas of the battlefield. Key places included weak areas of the enemy, and focusing on cutting the enemy's lines of supply and communications while protecting one's own. Formulating the heaviest concentration of one's forces in a position to break through the enemy's exterior defenses. This would include a flanking maneuver that would place the enemy being forced to defend two places at once. Ideally, the flanking force might even be able to attack the enemy's rear and also cut off his supplies and communications. Lastly, energy and passion must be present in the troops and officers.
The amphibious landing at Inchon cut the communist supply line, and put UN forces behind enemy lines.
Britain intended to use its powerful navy to starve Germany and Austria-Hungary into submission. By maintaining a blockade of enemy ports it hoped to cut off supplies from the outside world.
to cut off our supplies
In 1812, when the US invaded Canada from Detroit, the strategy used by Canada was the same as Russia had used against Napoleon just a few years before. Canadians and their First Nations allies engaged in strategic retreat, until the enemy's supply lines were stretched beyond their limit. The supply lines were then cut, and the supplies were seized or destroyed. Then the Canadians mounted their counter-attack and drove the US forces, by then in tatters, all the way back to Detroit.
They are ways of forcing your opponent to surrender. It pretty much means to isolate the enemy and cut them off from supplies. They will eventually have to give up due to lack of food and water. In many cases, disease becomes rampant in besieged cities.