Lot of stupid comments like yours. No need to do a tour of the World. Tutsi and Hutus shared the same country for millennials. No reason for one to speak English and the other French. They all speak Kinyarwanda, the local language.

>The country's principal language is Kinyarwanda, which is spoken by nearly all Rwandans

According to Wikipedia. French and English are used, but there are not mainstream.

Which weapons? Machetes? You find them in supermarkets. Small firearms where used but in smaller quantities.

https://journals.sagepub.com/doi/pdf/10.1177/0022343306059576

So Hutu speak French and Tutsi speak English in the same country? That is nonsense.