Flag of Bangladesh at the Battle of Karbala. According to "CIA World Fact Book", the green used in the flag represent the lushness of the green landscape of the country. On 13 January 1972 the flag was modified. The map from the center was removed and the red disk moved towards the hoist. The red in the center is a symbolic representation of the blood Bengalis shed in the Bangladesh Liberation War. According to Bangladeshi government specifications, following is the specification of the national flag: The national flag of Bangladesh is flown on all working days on important government buildings and offices, e.g.,
Flag of Portugal during the Discoveries and frequently on ship sails. A green background version was a popular standard of the rebellious during the 1640 revolution that restored Portugal's independence from Spain. There are no registered sources to confirm that this was the origin of the republican colours. Another explanation gives full credit to the flag that was hoisted on the balcony of Porto's city hall during the 1891 insurrection. It consisted of a red field bearing a green disc and the inscription "Centro Democrático Federal «15 de Novembro»" (), representing one of many masonry-inspired republican clubs. Over the following 20 years, the