STANIS BUJAKERA THE Democratic Republic of Congo's lower house of Parliament has voted to remove its speaker, handing President Felix Tshisekedi a major victory in a power struggle with his predecessor and coalition partner Joseph Kabila. The vote was a show of strength by Tshisekedi's allies, who might have enough support to form a new majority in Parliament and bring down the prime minister's government, which is dominated by Kabila loyalists. The National Assembly voted by 281 to 200 to impeach speaker Jeanine Mabunda, a close Kabila ally, accusing her of "conflictual and partisan" leadership and not being transparent about…