Which was an outcome of the U. S supreme court decision in Brown v. broad of education

Who gave the famous "i have a dream" speech at the march on washington?

What’s the reason for not digging up aztec ruins in modern mexico city

Drugs have a high potential for abuse. there is no routine therapeutic use for these drugs and they are not available for regular use. they may be obtained for “investigational use only” by applying to the u.s. drug enforcement agency. examples include heroin and lsd. which scheduled drug is this?