Before he was assassinated in July, he was working on a list of powerful politicians and businessmen involved in Haiti's drug trafficking. document. President Moise ordered authorities to spare no one,  even the power brokers who helped  him take office. However, his involvement posed a threat to drug traffickers. 

This Sunday, shooters entered Mr. Moise's apartment and killed him in the bedroom. His wife Martine Moise, was also shot but pretended to be dead and bleeding on the floor. Investigators arrived at the  scene and found that Moïse's office had been looted and documents were scattered everywhere. During the cross-examination, some of the contract killings captured were best searched for the list  Moïse was working on (the name of the suspicious drug dealer), according to three Haitian officials who knew about the investigation. 

These documents were part of a  series of widespread clashes in which Mr. Moise conflicted with powerful political and economic figures, some of which were suspected of drug and weapons trafficking. Mr Moïse knew many of them for years, and they felt betrayed in his turn against them, his staff says. In the months leading up to his death, Moise cleared Haiti's customs, nationalized a port with a history of smuggling, destroyed the runways used by drug traffickers, and made a money laundering channel. With national elections scheduled for next year, Michel Martelly, an upcoming candidate and political figure, is considered the favorite.