When you have a number of choices to select from, use a list or a chart. Draw a circle or a semi-circle with a radius of about 4 - 6. Mark the choices off as degrees on the circle. Hold the pendulum in the center and the swing of the pendulum will line-up with the appropriate marked off selection.
April 24, 1965 - President Johnson announces Americans in Vietnam are eligible for combat pay. May 3, 1965 - The first U.S. Army combat troops, 3500 men of the 173rd Airborne Brigade, arrive in Vietnam.
Rating Newest Oldest. Best Answer: On April 30, 1970 President Richard Nixon announced to a national television audience that US troops were invading Cambodia, the country west of Vietnam through which the North Vietnamese military was supplying their troops in the South.ating Newest Oldest. Best Answer: On April 30, 1970 President Richard Nixon announced to a national television audience that US troops were invading Cambodia, the country west of Vietnam through which the North Vietnamese military was supplying their troops in the South.