WILMINGTON, DE - JULY 28: Presumptive Democratic presidential nominee former Vice President Joe Biden delivers a speech at the William Hicks Anderson Community Center, on July 28, 2020 in Wilmington, Delaware. Biden addressed the fourth component of his Build Back Better economic recovery plan for working families, how his plan will address systemic racism and advance racial economic equity in the United States.   Mark Makela/Getty Images/AFP
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US presidential candidate Joe Biden is caught between his legacy serving in the Obama administration and the demands of voters in the Trump era. AFP

Joe Biden's foreign policy is still an open question