Rada that was installed early October 2012. The speaker of the parliament Volodymyr Rybak promised to review the incident of the fence removal. The fence is not accounted as the property of parliament nor the city of Kyiv. Rybak noted that the matter might require a review within a special designated committee. From the parliamentary election of 28 October 2012 till the first months of 2013 parliamentary work was virtually paralyzed because the opposition (UDAR, Fatherland, Svoboda, others) blocked the podium and chairman's seat on various days. International relations Inter-Parliamentary Union (Geneva) Parliamentary dimension of the Central European Initiative (Trieste) Parliamentary Assembly of the Organization for Security and Co-operation in Europe (PA OSCE, Copenhagen) European Parliament (Brussels) Euronest Parliamentary Assembly (Brussels) NATO Parliamentary Assembly (NATO PA, Brussels) Interparliamentary Assembly of member nations of the Commonwealth of Independent States (Moscow) Interparliamentary Assembly of the Eurasian Economic Community (Saint Petersburg) GUAM Parliamentary Assembly (Kyiv) Interparliamentary Assembly on Orthodoxy (Athens) Parliamentary Assembly of the Organization of the Black Sea Economic Cooperation (PA BSEC, Istanbul) Parliamentary Assembly of the Council of Europe Ukraine was accepted as a full member of the Parliamentary Assembly of the Council of Europe (PACE) in 1995. It is represented there by the parliamentary delegation of the Verkhovna Rada consisting of 12 representatives including a chairperson of the delegation, a vice-chairperson and their 12 substitutes; in total, 24 members. The Ukrainian delegation also has its own permanent secretariat of four members that assist in the inter-parliamentary relationships between the PACE and the Verkhovna Rada. For the full list of members, refer to the PACE main website at assembly.coe.int. 2002–2006 Borys Oliynyk (CPU), Anatoliy Rakhansky (LB) 2006–2007 Serhiy Holovaty (OU), Hryhoriy Nemyria (BYuT) 2007–2012 Ivan Popescu (PR), Olha Herasymiyuk (OU) 2012–present Ivan Popescu (PR), Serhiy Sobolyev (Ba) Elections Political developments in Ukraine have led to repeated changes in the electoral system used for parliamentary elections. Each convocation of the Verkhovna Rada has been elected under a different set of laws gradually evolving from the purely majoritarian scheme inherited from the Soviet era to a purely proportional scheme, effective from 2006 until 2010. The next election to the Verkhovna Rada (set for 2023) again will be held under a proportional scheme. In the 1990 and 1994 elections, all 450 MPs were elected in single-member districts. Ukraine was therefore divided at the time into 450 electoral districts. Each district sent one member to