For 10 points, name this American city designed by Pierre L'Enfant and governed by mayor-for-life Marion Barry.
In this city, the collapsing ceiling of the Knickerbocker Theater crushed hundreds of playgoers during a freak two-day blizzard . Political boss Alexander Shepherd became the "father of" this city by introducing street-lights, paved roads, and public transport in a massively corrupt project. A future mayor of this city refused J. Edgar Hoover's order to fire on rioters during its post-MLK assassination riots, partly incited by SNCC head Stokely Carmichael. The McMillan Commission laid out a plan to revamp this city, whose first elected mayor was Walter (*) Washington. Bolling v. Sharpe declared the segregation of this city's schools unconstitutional in a civil rights milestone, like the Poor People's Campaign that also took place here. Autodidact black surveyor Benjamin Banneker made the calculations used to lay out this city, one of whose mayors irritably muttered "Bitch set me up" while getting busted for cocaine possession. For 10 points, name this American city designed by Pierre L'Enfant and governed by mayor-for-life Marion Barry.
In this city, the collapsing ceiling of the Knickerbocker Theater crushed hundreds of playgoers during a freak two-day blizzard .
Washington, D.C. [or Washington D.C.; or the District of Columbia]