Assassination of Juvénal Habyarimana and Cyprien Ntaryamira form a coalition government, ratification of the Arusha Accords was impossible. The most extreme of the Hutu parties, the CDR, which openly called for ethnic cleansing of the Tutsi, was entirely unrepresented in the Accords. The security situation deteriorated throughout 1993. Armed Hutu militias attacked Tutsis throughout the country, while high-ranking adherents of Hutu Power began to consider how the security forces might be turned to genocide. In February 1994, Roméo Dallaire, the head of the military force attached to the United Nations Assistance Mission for Rwanda (UNAMIR), which had been sent to observe the implementation of the Arusha Accords,
Tutsi Since Burundi's independence, more extremist Tutsi came to power and oppressed the Hutus, especially those who were educated. Their actions led to the deaths of up to 200,000 Hutus. Overt discrimination from the colonial period was continued by different Rwandan and Burundian governments, including identity cards that distinguished Tutsi and Hutu. In 1993, Burundi's first democratically elected president, Melchior Ndadaye, a Hutu, was assassinated by Tutsi officers, as was the person entitled to succeed him under the constitution. This sparked a genocide in Burundi between Hutu political structures and the Tutsi military, in which "possibly as many as 25,000 Tutsi"