Write a continuation for this paragraph - I roto i te whakauru mai o nga kaupapa torangapu maha, i wehe atu a Poungui i te PCT i te 28 o Noema 1990 ka noho hei kaiarahi mo te roopu hou, te Union for Social Progress and Democracy (UPSD). I te mutunga o te pakanga ā-iwi o Hune-Oketopa 1997
, i te mea i hoki mai ai te kaiarahi PCT a Denis Sassou Nguesso ki te mana, i rere a Poungui, hei kaitautoko mo te Perehitini a Pascal Lissouba, ki te whakarau. I noho ia ki te whakaraunga tae noa ki te 2006.