Yes but they wanted to unify into a communist country and the United States didn't want South Vietnam to become communist
Both parts of Vietnam were battle sites of the war.
They did take place
Like the US Civil War in the 1860s the Vietnam War in the 1960s divided America.
We were fighting both the North Vietnamese Army, and the "Viet Cong." Viet Cong translates to People's Army. They were mostly South Vietnamese citizens recruited by North Vietnam agents to help the North fight to unify Viet Nam. Both armies were supplied with Chinese and Russian military equipment and weapons.
It made Unionists angry.
Unification was Ho Chi Minh's goal.
after North Vietnamese troops took over Saigon in 1975.
North Vietnam and South Vietnam. South Vietnam was a democratic republic and North Vietnam had a socialist government headed by a communist regime. North Vietnam was trying to defeat the democracy of South Vietnam and unify the country.
South Vietnam wanted to remain an autonomous democracy, and North Vietnam wanted to unify the whole country under communism.
The Vietcong was an army created and trained by the North Vietnamese government. The main objective of the Vietcong army was to fight off the American Soldiers in attempt to overrule South Vietnam in communist power.
Both parts of Vietnam were battle sites of the war.
North Vietnam's communist government wanted to unify all of Vietnam under their control. The plan was to encourage the general population of South Vietnam that a unified Vietnam would be better than their democracy. North Vietnamese soldiers were taught that they were fighting to remove 'foreign aggressors' from Vietnamese soil to help win back the south.
July of 1956.
Somewhat democratic South Vietnam was a member of the South East Asia Treaty Organization (SEATO), so by treaty, we were obligated to help defend South Vietnam. We entered the Vietnam War to help South Vietnam stop Communist North Vietnam from their attempts to unify the whole country.
It represented an attempt to unify colonies and colonists against the Coercive Acts.
austria
There was probably no spark. It was Ho Chi Minh's plan to unite the two countries from the beginning. Infiltration from the north into the south began almost immediately in the 1950's. I think you could rightfully call the Geneva Accords the "spark". It was the Geneva Accords in 1954 that divided Vietnam into two separate countries with promises to hold general elections to unify it. However, when those elections were not held, the Viet Minh, rulers of the north, decided to unite the country by force.