Country's Senate will now consider measure
The US is among statement signatories
LGBTQ-inclusive peace agreement took effect in 2016
Advocacy group describes decision as a 'landmark judgment'
New government urged to expand LGBTQ rights
Mauricio Toro elected in 2018
Alexus D'Marco from the Bahamas took part
Taylor Hirschberg working with Belgian lawmaker
Statute received 64 percent support in referendum
Linda Thomas-Greenfield spoke at U.N. LGBTI Core Group event