<Tr> <Th> Date </Th> <Th> Country </Th> <Th> Location </Th> </Tr> <Tr> <Td> 14 June 2001 </Td> <Td> China </Td> <Td> Shanghai </Td> </Tr> <Tr> <Td> 7 June 2002 </Td> <Td> Russia </Td> <Td> Saint Petersburg </Td> </Tr> <Tr> <Td> 29 May 2003 </Td> <Td> Russia </Td> <Td> Moscow </Td> </Tr>

Which of the following is not an observer state of the sco