Historically, positive developments in international relations and conflict resolution have led to increased market confidence and a bullish sentiment. Trump's announcement of the hostage release may boost investor optimism, particularly in industries related to international trade and diplomacy. The involvement of Qatar and Egypt as mediators may also be seen as a positive step towards resolving the conflict, which could lead to increased investment in the region. However, the impact on the stock market will depend on how this development is perceived by investors and whether it leads to further positive announcements. The lack of any negative or critical tone in the post suggests that Trump is attempting to project a sense of stability and cooperation, which could contribute to a more positive market sentiment. Overall, the post is likely to have a positive impact on the stock market, particularly in the short term, as investors react to the positive news.