Русско-англо-русский юридический словарь

Those 30, 40, 50, 60 landmark birthdays never meant anything to me. (Cambridge Dictionary)

It was thought the teenager, who has won the hearts of the people of Bolton, would not reach his first landmark birthday of 10. (The Bolton News)

David Beckham celebrates his 40th birthday in the company of friends and family on Saturday with a big bash at a luxury Moroccan resort near Marrakesh. Plenty of celebrity friends will be in attendance to celebrate the landmark birthday of the former Manchester United, Real Madrid, LA Galaxy, PSG and England midfielder. (Daily Mail)

... Kate Middleton was snubbed when the prince was “preoccupied” with another woman at a previous landmark birthday celebration, according to a royal author. (Daily Express)