Stay up to date with notifications from The Independent Notifications can be managed in browser preferences. All News Sport Culture Lifestyle President Trump and billionaire entourage arrive in China U.S. Secretary of State Marco Rubio stated in a Fox News interview that the U.S.- China relationship is the "most important" to manage, identifying China as the top geopolitical challenge. Rubio emphasized the necessity of managing conflicting interests between the two nations to avoid wars and maintain global peace and stability. President Donald Trump is scheduled to receive a formal welcome from Xi Jinping and hold a bilateral meeting at the Great Hall of the People. Discussions between Trump and Xi are expected to cover the ongoing war in Iran, trade relations and the future of Taiwan. China has positioned itself as a potential mediator in the Iran conflict, influenced by rising oil prices impacting its economy.…