He was LOCATION@1 's ambassador to neighbouring LOCATION@2 from NUMBER@1 to NUMBER@2 , and to the ORGANIZATION@1 from NUMBER@3 to NUMBER@4 , playing a prominent role in the country 's accession talks .

He was LOCATION@1 's ambassador to LOCATION@2 from NUMBER@1 to NUMBER@2 , and to the ORGANIZATION@1 from NUMBER@3 to NUMBER@4 , when he helped LOCATION@1 join the ORGANIZATION@2 .
