Bulgaria War flag

Current Bulgarian war flag, similar to Bulgarian war flags from period 1880s–mid 1940s. 

The motto in Bulgarian means "God is with us".

Bulgarian People's Army war flag from the Communist era. 

The motto in Bulgarian means "For the socialist motherland".

Naval Ensign of Bulgaria

1990-

1954-1990

1949-1954

1879-1949

Belgiske orlogsflagg

Japanese WWII Battle Flag

Commander-in-Chief flag of the Republic of China

Commander-in-Chief Flag of the Republic of China, also known as "Standard of the President of the Republic of China"

People's Armed Police Flag

Flag of People's Liberation Army Rocket Force.

Air Force Flag of the People's Republic of China

Naval Ensign of the People's Republic of China

Naval Jack of the People's Republic of China (1950s)

Ground Force flag of the People´s Republic of China

Chinese army flag, with numbers "8" and "1" (but not "81").

Chinese army flag, with numbers "8" and "1" (but not "81").

Taiwan ROC Ministry of National Defense flag

Republic of China Military Police Flag

Republic of China Marine Corp Flag

Taiwan

The Flag of the Republic of China Air Force, created in 1986, adopted in 1992.

Taiwan army flag

Army Flag of the Republic of China, formerly the flag of the National Revolutionary Army.
Modified from flag of the Republic of China.

Wuchang uprising

The banner of the Wuchang uprising (zh:武昌起义) of October 10, 1911, subsequently used as the flag of the army of the Republic of China, ca. 1913-1928. It appears on many varieties of Chinese currency issued during the 1910's and 1920's. This image shows a variant of the flag with 18 yellow dots.

Chinese-army Wuhan flag (1911-1928) with 19 yellow dots.

Fleet Commander of the Imperial Chinese Navy Beiyang Fleet, 1874-1895