<span>Gun control started on May 19, 1986.</span>
The correct answer is "The Gulf of Tonkin Resolution".
The Gulf of Tonkin Resolution was enacted on August 10, 1964. It was the initial action that the US government took regarding the Vietnam War. After the "Gulf of Tonkin Incident", which saw the USS Maddox engage into combat with 3 North Vietnamese torpedo boats on August 2, 1964, President Lyndon Johnson was granted the authorization by US Congress to formally declare war on North Vietnam.
The spread of Humankind to inhabit all the part of the Globe was a significant advancement in the Paleolithic age.
The Paleolithic Age is commonly known as the Stone Age, begun roughly 500,000 years ago and ended around 6000 B.C.E. People in this period produced complex tools and objects made out of stones. This age comprises the initial widespread use of technology as humans advanced from simplistic to a more complicated developmental stage and the spread of Humanity from the Savannas of East Africa to the rest of the world.