What country's flag is in the picture?

The flag of Bolivia is the national flag of the Plurinational State of Bolivia. It was originally adopted in 1851. The state and war flag is a horizontal tricolor of red, yellow and green with the Bolivian coat of arms in the center. According to one source, the red stands for Bolivia's brave soldiers, while the green symbolizes fertility and yellow the nation's mineral deposits.

Since 2009 the Wiphala also holds the status of dual flag in the country. According to the revised Constitution of Bolivia of 2009, the Wiphala is considered a national symbol of Bolivia (along with the flag, national anthem, coat of arms, the cockade, kantuta flower and patujú flower).