to upgrade diplomatic relations

Berlin mulls upgrade of diplomatic relations with Palestine
U.S. Restores Diplomatic Relations with Libya
US-Sandinista diplomatic relations: Voice of intolerance : Ryan, David (1995), Macmillan and St Martin's (London and New York). xii ...
FORTY YEARS OF KOREA-INDIA DIPLOMATIC RELATIONS AND ECONOMIC COOPERATION1
When Diplomatic Breakups Occur: Paul Bellamy Traces the Troubled Course of Australian-North Korean Relations since 1974, and Its Imp...
Greece–Japan Relations
COURSE TITLE: DIPLOMATIC AND CONSULAR LAW
Recent Development of Sino-Latín American Relations and its Implications
THE WORLD FROM... Pretoria No Longer a Pariah, South Africa Is Renewing Diplomatic Ties with Many Nations, Including African States
Freedom to Withdraw Diplomatic Relations