Media freedom is the moral equivalent of oxygen. It is how any free, healthy, vibrant and functioning society breathes, and it is essential to building civil societies. That applies to everything we say in public squares or type on our keyboards online.

Projects funded by the Chinese include gyms and stadiums in Ghana, a hospital in Zambia and an opera house in Algeria. We also look at a Chinese footwear manufacturer's plans to create a global hub for the shoe industry in Ethiopia, and discuss reaction in China to the government's huge investments in Africa. Browse it all on our series page.

China has committed $75bn (£48bn) on aid and development projects in Africa in the past decade, according to research which reveals the scale of what some have called Beijing's escalating soft power "charm offensive" to secure political and economic clout on the continent.

As you all know, World Press Freedom Day is approaching next Friday, May 3rd. You might remember that last year, we launched our first Free the Press campaign to commemorate World Press Freedom Day, where we highlighted cases of journalists on humanrights.gov, profiling those targeted by governments as a result of their free expression. We're going to continue that practice again this year.

Battered by a French-led military campaign in Mali, al-Qaida's North African arm is trying something new to stay relevant: Twitter. The PR campaign by the terror network seeks to tap into social grievances and champion mainstream causes such as unemployment, all in bid to reverse decline and win new followers.

Mashaba, who is an aspirant Member of Parliament (MP) for the constituency, says people here view UDC as the only alternative instrument of change and believes he will win the elections because people, especially the youth, are ready for change. "Never in the history of this town have I seen its citizens so enthusiastic about their role in nation building and politics," he says. "They are driven by a desire to work as a collective."

Countries from all over the world have converged at the second annual Nation Branding and Investment Expo in Netherlands, as the Brand Kenya Board coordinates initiatives for marketing the country in order to maximize its efficiency and maintain a good image. The expo allows Brand Kenya to position the country optimally in terms of investment, credit worthiness, tourism and international relations.

Cultural exchanges between Chinese and African artists have borne creative fruit. For two years, Chinese and African artists have been visiting each other's countries as part of a program initiated by the Ministry of Culture. Li Qiang, a Nanjing-based landscape artist, says South Africa inspired him so much he was in a "creative trance".