Vice President JD Vance is promoting a landmark U.S.-Iran agreement to reopen the Strait of Hormuz, a development that has pressured global oil prices. The framework, reached on Sunday and set for a formal signing on June 19, aims to restore Gulf shipping for a 60-day period. President Donald Trump indicated that Vance could sign the agreement for the U.S. on Friday in Switzerland. The prospect of restored shipping routes caused oil to fall to its lowest level since March, impacting funds such as the United States Oil Fund (NYSE: USO).

Vance has pledged that sanctions relief will be tied to verified compliance, stating that not a single dollar of U.S. money will reach Iran unless Tehran abandons its nuclear weapons program. The diplomatic effort carries significant political stakes for the Vice President. Senator Lindsey Graham has labeled Vance the deal's "architect" and requested he present it to Congress. The success or failure of the agreement within the 60-day negotiating window is expected to directly influence Vance's political standing.

Prediction markets are tracking the potential impact of these developments on Vance's future. On Polymarket, the Republican Presidential Nominee 2028 market gives Vance 33% odds. While his chances had been falling steadily, data indicates a noticeable uptick in June. Secretary of State Marco Rubio holds the second position with 24% odds. The market has reportedly cleared more than $500 million in volume.

2028 Nomination Odds

Beyond foreign policy, Vance is expanding his political base through party finance roles. Last year, he assumed the position of finance chairman for the Republican National Committee, becoming the first sitting vice president to serve in this role. This move provides him with access to influential conservative donors, allowing him to build a national network independent of early supporter Peter Thiel, who recently relocated to Argentina.