<Tr> <Td> Final </Td> <Td> Barcelona </Td> <Td> 2--1 (N) </Td> </Tr> <Tr> <Th> 1991 </Th> <Td> Super Cup </Td> <Td> Final </Td> <Td> Red Star Belgrade </Td> <Td> 1--0 (H) </Td> </Tr> <Tr> <Th> 1991--92 </Th> <Td> Cup Winners' Cup </Td> <Td> First round </Td> <Td> Athinaikos </Td> <Td> 0--0 (A), 2--0 (H) </Td> </Tr> <Tr> <Td> Second round </Td> <Td> Atlético Madrid </Td> <Td> 0--3 (A), 1--1 (H) </Td> </Tr>

When did man utd win the european cup