Leaders arrive for a first African G20 summit overshadowed by a rift between the host and the US

World leaders gathered Friday in Johannesburg for the first-ever Group of 20 summit on African soil, a milestone event aimed at prioritizing developing nations’ challenges on the global stage. The historic meeting, however, has been overshadowed by a diplomatic rift between host South Africa and the United States, with the Trump administration boycotting the event entirely.

The weekend summit will proceed with delegations from 18 of the world’s wealthiest and fastest-developing economies, but without representation from the world’s largest economy and founding G20 member. President Donald Trump ordered the boycott, citing his controversial claims that South Africa’s Black-majority government is persecuting its white Afrikaner minority.

South African President Cyril Ramaphosa has remained defiant amid the snub, stating firmly, “We will not be bullied. We will not agree to be bullied.” The tensions escalated this week when South African officials accused Washington of attempting to pressure the host nation against issuing a traditional leaders’ declaration at the conclusion of the summit, given the American absence.

The South African government had hoped to focus the summit on pressing issues affecting developing nations, including climate change impacts, crushing debt burdens for poor countries, and widening global inequality. These priorities now risk being undermined by the diplomatic standoff.

The G20, which has expanded to include 21 members (19 nations plus the European Union and African Union), represents approximately 85% of the global economy, 75% of international trade, and over half the world’s population. The forum was designed specifically to bring wealthy and developing nations together to tackle shared economic challenges.

UN Secretary-General António Guterres, attending the summit as a guest alongside leaders from the World Bank and other international institutions, emphasized the importance of addressing global economic inequities: “Many developing countries, especially in Africa, find themselves at the bottom of the value chains.” He noted that wealthy nations have historically been reluctant to provide financial support or make concessions to assist developing economies.

The U.S. boycott aligns with Trump’s broader criticism of multinational organizations. His administration previously withdrew from the Paris climate agreement and the World Health Organization, reflecting a pattern of skepticism toward international cooperation frameworks.

Despite the American absence, other world leaders have traveled to Africa’s most developed economy seeking common ground, particularly around new trade arrangements in response to recent U.S. tariffs. German Chancellor Friedrich Merz expressed optimism, stating, “The African states are searching for partnerships, and so I will go to Johannesburg in any case and hold talks there… I expect that we will return to Germany with good results.”

The European Union has already announced a new critical minerals agreement with South Africa ahead of the summit, with European Commission President Ursula von der Leyen emphasizing the opportunity to “double down” on their partnership.

The U.S. is not the only major power with a diminished presence at the summit. Chinese President Xi Jinping has scaled back international travel and will not attend, though China will be represented by Premier Li Qiang, the country’s second-highest official. Russian President Vladimir Putin is also absent, unable to travel to South Africa due to an International Criminal Court arrest warrant related to allegations of abducting Ukrainian children.

China has used the G20 occasion to expand its influence in Africa. Premier Li stopped in Zambia en route to the summit to sign a $1.4 billion agreement to refurbish a Cold War-era railway line, furthering China’s extensive economic presence on the continent and securing access to critical minerals.

Some analysts suggest the U.S. boycott could inadvertently push developing nations closer to alternative partners like China. “This isn’t necessarily negative. It can catalyze more diverse leadership in global governance,” noted Professor Narnia Bohler-Muller, an international law and democracy researcher in South Africa.

As President Ramaphosa prepares to chair the landmark summit, his assessment of the American absence was succinct: “Their absence is their loss.”