Where in the world?
The flag of Guinea-Bissau features a red vertical band on its hoist side that takes up about two-fifth the width of the field, and two equal horizontal bands of yellow and green adjoining the vertical band. A five-pointed black star is centered in the vertical band.

Guinea-Bissau

Native Name: Guiné-Bissau

Population: 1,967,998

Region: Africa

Sub Region: Western Africa

Capital: Bissau

Currencies: West African CFA franc

Top Level Domain: .gw

Languages: Portuguese, Upper Guinea Creole

Border Countries: GuineaSenegal