Prime Minister Shinzo Abe pressed his case Wednesday for amending the country's Constitution as he sought voter support for realizing his cherished goal ahead of an upper house election set for July 21.At the end of a regular Diet session Wednesday, Abe said political stability is important in proceeding with reform of the country's social security system and carrying out "powerful diplomacy" at a tumultuous time in global affairs.Official campaigning will start July 4 and voting will take place July 21 as the six-year terms of half of the current House of Councillors members end on July 28…READ FULL ARTICLE