Joseph Pemberton allegedly killed Jennifer Laude in October
Anti-trans law found ‘unconstitutional and void’
Nearly 500 advocates attending biennial ILGA gathering
Proposal passed by 25-14 vote margin; seven countries abstained
U.S. among countries to back proposal
'An unfortunate picture of the U.S.'
African leaders to attend D.C. gathering in August
Retired U.N. official leads LGBT initiatives at USAID
Sam Kutesa: I'm not homophobic
Last year brought advances, setbacks across the world
