Helmets were made mandatory for professional cyclists in the year 2003.
It is not mandatory but most employees take a day off for the New Year.
Mandatory car inspections should be free for everyone once a year.
The question makes no sense as put. The term "BC" means "Before Christ". Therefore, any year BC would necessarily be prior to Jesus Christ having lived and Christianity could not have been founded. Christianity as a religion developed in the first and second centuries CE. It became the official state religion of the Roman Empire in 381 CE.
It was lowered in the year 1971
1990
1975
1789
Military involvement is mandatory in Mexico for all 18 year-old males.
The voting rights were actually on the year 1965.
In which country?
1995