Imagination in Keats John Keats was writing in an era of romanticism where imagination, freedom, and innovation were becoming present in the writers of this time period. "Ode on a Grecian Urn" is a renowned poem written by Keats during the romantic era. If a person were to read any of Keats poems, one would realize that a newly emergent style is present in all of his works. "Ode on a Grecian Urn" exhibits signs of imagination through the work with the ideas it speaks about. Since imagination is the highest ideal and the most important thing in the world, Keats brings this idea to life with the descri