Lupita Nyong'o won an Academy Award for her breakthrough role in the historical drama film '12 Years a Slave.' Directed by Steve McQueen, the film tells the true story of Solomon Northup, a free African-American man who was kidnapped and sold into slavery in the 19th century. Nyong'o portrays the character of Patsey, a fellow slave who forms a complex relationship with Northup. Her performance was widely praised for its emotional depth and vulnerability, earning her critical acclaim and numerous accolades.