a tribal mask, one of thousands of artefacts ta ken during belgian rule. the bbc s tim allman reports. at a ceremony in kinshasa, a symbol perhaps of a new beginning. this giant mask being returned to its rightful home, just one of more than 80,000 artefacts taken during colonial rule that will now be given back. with unrest brewing elsewhere. belgium was in charge here from 1885 until 1960. it was at times a particularly brutal occupation. during the earliest period as many as 10 million people are thought to have died. translation: the colonial regime was based on - exploitation and domination. it was a regime marked by discrimination and racism.