Flag of Goiás
The flag was created by Joaquim Bonifácio de Siqueira and later adopted by Law No.650 of Goiás during the governorship of João Alves de Castro [pt].[1][better source needed] The color green represents the House of Braganza, the Portuguese royal family of Emperor Dom Pedro I.The color yellow represents the House of Habsburg, the Austrian family of Empress Maria Leopoldina of Austria, first wife of Dom Pedro I.And the five white stars in the upper left hoist represent the Southern Cross.