The geopolitical landscape is shifting and Africa, particularly resource-rich nations like Malawi, is becoming vital to the global supply chain of rare earth metals, according to Lloyd Kaiser, CEO of Australia-based DY6 Metals (ASX:DY6). Countries like the United States are aiming to diversify their sources of critical minerals and reduce reliance on China by enhancing relations with African countries. “Africa offers a lot actually in terms of its richness in critical materials and could also help secure supply,” Kaiser said, commenting on calls for the US government to build stronger trade re…