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The popularity of the Guy Fawkes mask is due to the rise in popularity of the concept of anarchism.
An operating system is a necessary concept of using a modern computer. It is not a matter of "popularity."
There is no concept called a "state of depression" in paleontology, so, No.
The concept of oil art is the process of painting with pigments that are bound with a drying oil medium. It began to gain popularity in the 15th century.
beck developed the concept of the negative triad
The concept has existed since at least 1858 in an obscure writing, but it didn't get worldwide agreement until 1884.
by their own concept
concept of land
Beck developed the concept of the negative triad.
with its unique concept and design, yes !
There is no word for 'global' in the sense of 'worldwide'. The concept hadn't come around yet.
marked the successful emergence of a new concept in government.