整理：每日全球外汇市场要闻速递（6月30日）

Group 1: US Economic Policy and Market Reactions - Trump believes there is no need to extend the tariff deadline of July 9, while the Treasury Secretary admits that completing all negotiations may be difficult [4] - The US Senate will begin voting on the "Big and Beautiful" bill on June 30 [4] - Trump suggests that the US should keep interest rates at 1% or 2% [4] - A poll shows President Trump's approval rating has dropped to a new low [4] - Federal Reserve's Kashkari expects two rate cuts starting in September, but the impact of tariffs may delay these cuts [4] - The Bank for International Settlements states that Trump's criticism of the Federal Reserve's rate decisions does not threaten its independence [4] - The Congressional Budget Office reports that the Senate version of Trump's tax cut plan will increase US debt by $3.3 trillion over the next decade [4] Group 2: International Trade Developments - Canada cancels the digital services tax to advance broader trade negotiations with the US [4] - A poll in Japan shows that the support rate for the Shigeru Ishiba cabinet has remained below 30% for four consecutive months [4] - The trade agreement reducing tariffs on UK automotive and aircraft parts has come into effect [4]