President Joe Biden arrived for his long-awaited first presidential visit to sub-Saharan Africa on Monday to the cheers of thousands in Angola, where he will highlight an ambitious U.S.-backed railway project meant to counter China’s influence on the continent of over 1.

The president will also announce initiatives related to global health and security cooperation, among other things, a senior administration official said.

The president arrived in Angola, where he will highlight American commitment to Africa in the economic competition against China.