African country(7)???U?D? 18 down Housing, living space(13)A?E?????A???N
9 down Hope for the best (5.4) T?U?? ???? 11 down achieving little(3-10)
N?N- ?G?????I?E 25d Vauxhall cars european equivalent(4) ?P?E
The African country is Burundi,
18 down is accommodation (I'm guessing you have degree for 31? I think it's scroll)
Vauxhall is known as Opel in Europe