The term Classical refers to the Classical era when Greek and Roman ideals thrived and informed a way of life and culture.Neoclassicism art was a revival of Classical ideals, and it is important to place it contextually to understand it as a movement.
Neoclassical architecture became a testament to the ideals and virtues in Neoclassicism and consisted of two phases, namely: Early, or Palladian, and High Neoclassical architecture.
The Neoclassical style ended during the 1850s with the rise of a new movement called Romanticism, which started during the 1780s and lasted until the 1830s.The Neoclassical movement continued and lived on in the Classical ideals that it sought to emulate.