Translate the following English sentence to French:
"The Commission has been following closely and with very considerable concern the recent events in Sierra Leone which have derailed implementation of the Lomé peace agreement and called into question the commitment of the RUF towards restoring peace and stability in Sierra Leone."
La Commission suit étroitement et avec beaucoup d'inquiétude les événements récents en Sierra Leone, qui ont empêché l'application de l'accord de paix de Lomé et remis en question l'engagement du RUF à restaurer la paix et la stabilité en Sierra Leone.