Switzerland's Roger Federer waves to the crowd after his fourth round win over Canada's Milos Raonic at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 21

Roger Federer waves to the crowd after his fourth round win over Canada's Milos Raonic at the Australian Open - AP

Roger Federer waves to the crowd after his fourth round win over Canada's Milos Raonic at the Australian Open - AP

In a community of humans like a village or a city, we will find people of varying ages broadly classified as children, senior adults and old people who have retired from active life.

It was on June 26, 1975, that the Emergency was declared in the country.