the women's march on washington, scheduled speakers include gloria steinem, harry belafonte, cecelia richards. our live coverage picks up saturday at 10:00 a.m. eastern on c-span. >>> this weekend on american history tv on c-span3, saturday night at 9:00 eastern, santa clara university professor nancy unger looks at the role of gay bars in american history. >> many closeted gays go to their first gay bar. for example, san francisco's black cat. and in these bars san francisco cat. in these bars they find out that they are not the only one, and that will have lots of people who are atypical sexually, and when the war is over, they don't want to return to their small towns and their small town closets, and many settled instead of the cities with where they first experienced some self-acceptance. >> and then at 10:30, government policy makers and officials talk about the 1991 nunn/lugar act to destroy and disassemble the nuclear acts. >> what we found for the russians is that the nuclear complex was not an inheritance from hell. to them, it was the means for the revival of the great russia. >> s