St Patrick's Day 

St. Patrick, the patron saint of Ireland, is one of Christianity’s most widely known figures.

the purpose of St Patrick's day 

the purpose of St. Patrick's day is to celebrates the Roman Catholic feast day of the patron saint of Ireland. 

it is a cultural and religious celebration held on 17 March, the traditional death date of Saint Patrick, the foremost patron saint of Ireland.

the reason why St Patrick is a certain color....

Green is one of the three colors in the Irish flag.

With its lush, green landscape, Ireland is known as the "Emerald Isle

."Green is the color of spring

.Green is the color of the shamrock.