The flags of China, Japan, Argentina, Uruguay, Greenland and Bangladesh share what common feature?
Flag of Uruguay of Arms of Bolivia. During Spanish rule: Independence from Spain: Flag of Cisplatina, under Brazilian occupation between 1821 and 1825: Uruguayan independence: During the Great Siege of Montevideo (1843-1851) Uruguay had two parallel governments, with two different flags: Flag of Uruguay The national flag of Uruguay () is one of the three official flags of Uruguay alongside with the Flag of Artigas and the Flag of the Treinta y Tres. It has a field of nine equal horizontal stripes alternating white and blue. The canton is white, charged with the Sun of May, from which 16 rays extend, alternating between
Argentina–Uruguay relations and Uruguay were first established in the 1827 Peace Convention. In the period between the Peace Convention and the 1973 Boundary Treaty between Uruguay and Argentina in which are set most of the contemporary limits between both countries, the Uruguayan-Argentinian boundary was stablished just somewhere in the River Uruguay. According to what was called Zeballos's Doctrine due to Argentinian Chancellor between 1854 and 1923, Estanislao Severo Zeballos, Uruguay should had no jurisdiction at all over the River Plate that should only pertain to Argentina. During José Figueroa Alcorta's Argentinian presidency three mayor incidents encountered: In a treaty of June 18