Name The Year: Col. Tom Parker Elvis Presley's manager, born. ?

Questions

one of the broad group of elementary particles, the boson, is also known by its more common name of?

who was the scourge of god?

who was the absolute dictator of the congo free state between 1890 - 1911?

what was the gas used by the nazi gas chambers to kill jews?

who was murdered by charles manson's family, together with her unborn child?