 Critical discussion of early skyscrapers began from the 1880s onwards in the architectural community and continued across a growing cultural and academic community in the inter-war period.In 1930, the terms the Chicago "school" and "movement" began to be used for the first time, popularised by the 1940s academics Sigfried Giedion and Carl Condit as a label for the early Chicago architects.They regarded skyscrapers as the early forerunners of modernism and as marking a clear break with earlier architectural forms in the U.S.