Saint Patrick is the patron saint of Ireland, Montserrat and Nigeria.
Saint Patrick did not 'start' any country. He did go to Ireland as a missionary but did not found that country.
Saint Patrick worked in Ireland, of course.
Patrick is the patron saint of Ireland and Nigeria.
The country that Saint Patrick originally came from was Roman Britain, probably Scotland.
Saint Patrick was a Catholic bishop and never married.
Ireland
St. Patrick died of old age, he was in his seventies.
America
India is not a primarily Catholic country and Patrick is not a major saint for them. A few Catholics in the country may honor him on his feast day.
St. Patrick is credited with bringing Christianity to Ireland.
St. Patrick is the Patron Saint of Ireland and Ireland is a predominately Catholic country.