美国正调遣重兵前往伊朗，伊朗警告：随时准备扣动扳机！美国宣布对与伊朗相关实体及油轮实施新一轮制裁

Group 1 - The U.S. is deploying a significant naval fleet towards Iran, although President Trump stated he does not wish to engage militarily [1] - The U.S. Treasury's Office of Foreign Assets Control (OFAC) announced new sanctions targeting entities and vessels related to Iran's energy and shipping sectors [2][3] - The sanctioned vessels primarily include oil tankers and cargo ships identified as playing a crucial role in Iran's restricted energy trade [3] Group 2 - The sanctions will freeze assets of the listed shipping companies and their associated vessels within U.S. jurisdiction, prohibiting U.S. individuals and entities from engaging in any transactions with them [2] - The deployment of additional air defense systems in the Middle East is being considered to protect U.S. military bases from potential retaliatory strikes by Iran [1] - Iranian military leadership has warned against strategic miscalculations by the U.S. and Israel, indicating readiness to act on orders from the Supreme Leader [1]