Gacaca courts was in operation. , a Rwandan traditional court operated by villages and communities, was revived to expedite the trials of genocide suspects. The court succeeded in clearing the backlog of genocide cases, but was criticised by human rights groups as not meeting legal fair standard. Rwanda has low corruption levels relative to most other African countries; in 2014, Transparency International ranked Rwanda as the fifth cleanest out of 47 countries in Sub-Saharan Africa and 55th cleanest out of 175 in the world. The constitution provides for an ombudsman, whose duties include prevention and fighting of corruption. Public officials (including the president) are required by the constitution to declare their wealth to the ombudsman and to the public; those who do not comply are suspended from office. Despite this, Human Rights Watch notes extensive political repression throughout the country, including illegal and arbitrary detention, threats or other forms of intimidation, disappearances, politically motivated trials, and the massacre of peacefully protesting civilians. The Rwandan Patriotic Front (RPF) has been the dominant political party in the country since 1994. The RPF has maintained control of the presidency and the Parliament in national elections, with the party's vote share consistently exceeding 70%. The RPF is seen as a Tutsi-dominated party but receives support from across the country, and is credited with ensuring continued peace, stability, and economic growth. According to human rights organisation Freedom House 2015 report the government has been suppressing the freedoms of opposition groups in that the RPF had "prevented new political parties from registering and arrested the leaders of several existing parties, effectively preventing them from fielding candidates" in elections. Amnesty International also claims that the RPF rules Rwanda "without any meaningful opposition". Rwanda is a member of the United Nations, African Union, Francophonie, East African Community, and the Commonwealth of Nations. For many years during the Habyarimana regime, the country maintained close ties with France, as well as Belgium, the former colonial power. Under the RPF government, however, Rwanda has sought closer ties with neighbouring countries in the East African Community and with the English-speaking world. Diplomatic relations with France were suspended in 2006 following the indictment of Rwandan officials by a French judge, and despite their restoration in 2010, relations between the countries remain strained. Relations with the Democratic Republic of the Congo were tense following Rwanda's involvement in the First and Second Congo Wars; the