No-one can tell for sure. It may be that masks existed very long ago, but because those masks were probably made of wood or other biological materials, they haven't been preserved over the years.
.The practice of dressing up in costumes and begging door to door for treats on holidays goes back to the Middle Ages, and includes Christmas wassailing. Trick-or-treating resembles the late medieval practice of "souling," when poor folk would go door to door on Hallowmas (November 1), receiving food in return for prayers for the dead on All Souls Day (November 2). It originated in Ireland and Britain
Masks have been used by many different ancient cultures throughout the world. The masks used by indigenous tribes on many continents are some of the oldest.
In 1875 in a festival in which the people where wearing masks for no one to see (recognized) who it was
masks were made in the ancient Greeks
for religous
no
Most African masks were worn and made in the early 250-400 a.d. in Africa.
Masks are not worn on All Saints Day. They are worn on All Hallows Eve - Halloween.
it is worn to allow a venetian to escape his or her identity
for religous
Indonesians
Maori masks were traditionally worn by the indigenous Maori people of New Zealand during ceremonial rituals and performances. These masks were often made from wood or woven materials and were worn during important occasions, such as festivals, dances, and storytelling events. The exact time period when Maori masks were worn extends back several centuries to before the arrival of European settlers in New Zealand.
Venetian masks are traditionally worn during the Carnival of Venice. The Carnival of Venice is an annual Italian festival held in the city of Venice, with the masks being a main feature.
Masks have been worn from ancient times. Witness Tutankhamen for instance.
?? they were worn in WWI ?? Source(s): My general history knowledge, degree in history
Masks are worn for many reasons, from religious ceremony to theatre performance, and even to hide the face of a criminal. Click the link to go to the main WikiPedia article about masks.