<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The ancient Greek hoplites used individual insignia on their shields . The ancient Romans used similar insignia on their shields, but these identified military units . The first evidence of medieval coats of arms has been attributed to the 11th century Bayeux Tapestry in which some of the combatants carry shields painted with crosses . However, that heraldic interpretation remains controversial . </P> <P> Coats of arms came into general use by feudal lords and knights in battle in the 12th century . By the 13th century, arms had spread beyond their initial battlefield use to become a flag or emblem for families in the higher social classes of Europe, inherited from one generation to the next . Exactly who had a right to use arms, by law or social convention, varied to some degree between countries . In the German - speaking regions both the aristocracy and "burghers" (non-noble free citizens) used arms, while in most of the rest of Europe they were limited to the aristocracy . The use of arms spread to the clergy, to towns as civic identifiers, and to royally chartered organizations such as universities and trading companies . Flags developed from coats of arms, and the arts of vexillology and heraldry are closely related . The coats of arms granted to commercial companies are a major source of the modern logo . </P>

When was the first coat of arms made
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