Outgoing President Michelle Bachelet introduced measure in August
Announcement made in country's capital on Nov. 17
Special election draws turnout of just 26 voters
Freedom to Marry founder recently attended Costa Rica conference
Former president ruled country with an iron fist for 37 years
Activist Ashley Love objects to presence of police chief
State Department notes increased anti-trans violence around the world
Canadian prime minister to speak in Parliament on Nov. 28
Marriage, transgender rights among campaign issues
Robert Mugabe frequently targeted LGBT activists
