Nuclear talks refer to discussions between countries regarding their nuclear programs, often involving weapons development, energy production, and international regulations. Iran's nuclear program has been a source of international concern due to fears it could lead to nuclear weapons development. Russia has historically played a mediating role in international conflicts. - Donald Trump requested Vladimir Putin's assistance in facilitating discussions with Iran. - The discussions are expected to focus on Iran's nuclear program. - The discussions are expected to focus on Iran's regional proxy forces. - Top US and Russian officials discussed Washington's interest in Moscow helping with Iranian issues. - Trump relayed his interest directly to Putin in a phone call in February.