||We know of 8 events of note in literature and the arts that occurred on March 30:
- African American poet Countee Cullen was born on this day in 1903.
- Irish playwright Sean O'Casey was born on this day in 1881. His play title The Plough and the Stars, draws its title from the constellation Ursa Major, which the Irish saw as a plow.
- On this day in 1135, Moses Maimonides, the medieval Jewish scholar, was born. He is considered the foremost Talmudist of the Middle Ages
- On this day in 1866, Bedrich Smetana's opera The Bartered Bride (Verkaufte Braut) premiered. The orchestral music from the opera is performed more than the vocal.
- On this day in 1953, physicist Albert Einstein announced his revised unified field theory.
- On this day in 1986, American poet and scholar John Ciardi, known for his Dante translation, died at 69.
- The French poet Paul Verlaine was born on this day in 1844. He is notorious in literary history for having pursued and then shot in the hand his lover the French poet Artur Rimbaud, leading Dorothy Parker to make the bad pun, "Verlaine is always chasing Rimbauds."
- The Spanish painter Francisco Goya was born on this day in 1746. He painted for the Spanish royal court, but his most famous works demonstrate revolutionary, anti-Napoleonic themes, as in The Execution of May 2, 1808.