Aldo Dávila on Saturday protested against country's president
Aldo Dávila is member of leftist Winaq Movement
Nicaragüenses están entre los participantes
Group seeks to bolster LGBTI political engagement in region
Lesbian Congresswoman Sandra Moran sponsored measure
Lesbian congresswoman among gathering's participants
Victory Institute co-sponsoring two-day gathering
Sandra Morán says president has caused 'chaos'
Sandra Morán advocates on behalf of indigenous, other marginalized groups
