Obama said current policy has had ‘little effect’
Mariela Castro accused of manipulating advocates
Victory Fund co-organizing gathering
Latin American men hired for clandestine effort
David Bustamante Rodríguez reportedly beaten during May 26 arrest
Some countries supported it ‘with reservations’
Groups describe gathering outside Havana as a “mockery”
Critics of island's human rights record criticize organizers
Mariela Castro sought to amend country's employment law
Russia, Cuba criticized for anti-gay records
