1791.
He was elected in the year 2005.
It was played in January 1982.
Louis XVI was born on 23 August 1754. His thirtieth birthday was in 1784.
On 21 January 1793.
He was beheaded January 21st 1793.
Pope Benedict XVI.
1789
The roman numerals of XVI = 16 because X = 10, V = 5 and I = 1 XVI*XVI = X*XVI + V*XVI + I*XVI = CLX + LXXX + XVI = CCLVI (256)
He was beheaded on January 21st, 1793.
He was born in 1754 (August 23rd, 1754).
On June 29th of that year he was ordained a priest.