Rather than serving the mandatory year in the military, he joined the navy as an eighteen-year-old.

But then next years' figures wouldn't show the mandatory year on year improvement.

All three would soon begin their mandatory two years of service in the South Korean Army.

"Is he going to stay in, then, past the two years' mandatory?"

The school has 1,500 students across the five mandatory years and the two optional years of the sixth form.

Next came Vietnam, where the young officer spent five years, one mandatory and four voluntary.

In addition to the prison time, the sentence included a mandatory five years of supervised release.

That's why I felt for my older son when last summer, at age 15, he had his mandatory final year as a camper.

Young-hoon then served his mandatory 2 year military requirement.

Any doctors convicted would serve a mandatory 20 years in prison.