[1] When Azerbaijani community of Khankendi was expelled from the city, Mammadova became the internally displaced person within Azerbaijan.
[2] Flora Gasimova replaced Havva Mammadova after receiving 55.1% of votes in 2010 elections.
[3] As a native of Karabakh, Mammadova has done a lot of work with Azerbaijani refugees and IDPs.
She had travelled to Georgia, United States, Europe to attend events related to Karabakh and meet with Azerbaijani diaspora.
[4][5] In 2006, Mammadova along with Nizami Bahmanov and Elman Mammadov formally founded the Azerbaijani Community of Nagorno-Karabakh Social Union in exile, representing the Azerbaijani community of Nagorno-Karabakh in negotiation talks.