Louis XIV: Known as Louis the Great or Sun King, he was King of France from 1643 until his death in 1715. His reign is associated with the height of French absolutist rule and cultural dominance in Europe.
Absolutism: This refers to a political system where a ruler holds total power. In context with Louis XIV's reign, it means he had complete authority over traditional estates (nobility, clergy) and centralized control over finances, law enforcement etc.
Baroque Architecture: This style originated in Italy during late Renaissance period (around 1600s) which then spread across Europe. It's characterized by dramatic use of light & shadow play along with rich color schemes & intricate details.