Nairobi, July 6 -- Africa has declared its ambition to become a strong force in the global economy. Governments are investing in infrastructure, digital technology, industrialisation and regional trade while seeking greater influence in international institutions. The aspirations are commendable, but a crucial ingredient is often overlooked: a free and independent media. Without protecting press freedom, African countries risk weakening the foundations required to compete with the world's leading economies.

The strength of countries that dominate the global stage comes from institutions which encourage transparency, innovation and accountability. Independent journalists investigate wrongdoing, expose wasteful spending and provide citizen...