The most concentrated bombing campaigns happened during this time. It was nicknamed the "Christmas bombing". The bombings were against military targets. It began and ended so quickly everyone was shocked all around the world.
Nixon decided to bomb Cambodia. This was a risky decision. After the bombing People became anti-war protesters. U.S bombed the Ho Chi Minh trail. This was three months of bombing. The bombing meant we were at war.
two U.S destroyers reported being fired on by North Vietnamese torpedo boats. No one knows if the shots were fired, but congress passed the Tonkin Gulf Resolution. This increased U.S involvement in the Vietnam war.