整理：中东局势跟踪（7月22日）

Group 1: Gaza Conflict - The Israeli Defense Forces have commenced ground operations in the southern part of Deir al-Balah in the central Gaza Strip [1] - Israel's Defense Minister stated that attacks have been carried out on Houthi targets in Hodeidah port, emphasizing a strong response to any attempts to restore previously attacked infrastructure [1] - Israeli tanks have entered the southern and eastern regions of Deir al-Balah, with reports suggesting that some hostages may be hidden in the area [1] - The Israeli Foreign Ministry spokesperson rejected a joint statement from multiple countries, claiming it is disconnected from reality and sends the wrong message to Hamas [1] Group 2: Iran and Regional Dynamics - Iran's Foreign Minister expressed willingness to engage in talks with the U.S. but stated that direct negotiations will not occur at this time [2] - Iran has not halted its uranium enrichment program and insists on maintaining its uranium enrichment technology [2] - There are currently no plans for negotiations with the U.S., with trilateral talks regarding the nuclear agreement and UN sanctions restoration set to take place [2] - Iran conducted a suborbital test using the Qased rocket [2] - Discussions between Russian and Iranian defense ministers in Moscow focused on strengthening cooperation [2] - The U.S. Special Envoy for Syria stated that the U.S. cannot force Israel to take any action and will not deploy additional ground troops for confrontation [2]