Caroline Drama occurred during the reign of Charles I, King of England, Scotland and Ireland between 1625 and 1649. The period directly followed the Jacobean period (James I). – Justin Cash
Drama Online Useful entry on the few playwrights of note in England during the Caroline period.
Encyclopaedia Britannica Entry on James Shirley, prolific English playwright of the Caroline period.
Enyclopedia.com Introduction to John Ford, English dramatists during the reign of Charles I.
Wikipedia General entry on the Caroline era in history.