Only two candidates are sponsored by political parties: President Paul Kagame of the ruling Rwanda Patriotic Front and Habineza of the Green Party. All other seven aspirants registered to run as independent candidates.
This statement came during a joint news conference with UK Prime Minister Rishi Sunak, held in Vienna.
The attack, which occurred on Friday, resulted in injuries to at least 38 people, according to Burundi's interior ministry spokesperson, Pierre Nkurikiye.
In 2017, Rwigara's bid to contest the presidency was halted, leading to her subsequent arrest along with her mother and sister on charges of tax evasion and inciting insurrection.
The union is seeking a High Court ruling on whether directing civil servants to organize flights for asylum seeker removal could place them in a legally precarious situation.
The voluntary removals scheme, introduced last month, offers up to £3,000 to migrants whose asylum applications have been rejected, encouraging them to relocate to Rwanda.
Despite these assertions, the M23 has been widely criticized and opposed for its military actions and alleged human rights abuses.
A refurbished facility, Hope Hostel in Kagugu, an upscale neighborhood of Kigali known for its expatriate community and international schools, has been prepared to house the incoming migrants.
Rwandan government spokesperson Alaine Mukuralinda affirmed on Tuesday that Rwanda is prepared to begin receiving migrants as stipulated in the partnership with the UK.
Sunak's proposal, aimed at curbing the number of migrants crossing the English Channel in small boats, promises that deportation flights to Rwanda will begin in July.
This proposal came after MPs in the House of Commons rejected the Lords' recent amendments on Monday.
