 
 <prompt> Wetin happun seven years ago? Based on di previous question, write a context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: For April 2010, Shell announce say dem go sell dia downstream business for all African countries except South Africa and Egypt to Vitol and "Helios". For some countries like Tunisia, protests and strikes begin happen. Shell talk say dem no dey sell anything. Shell still dey do upstream activities/extract crude oil for Niger Delta wey get plenty oil and also dey do downstream/commercial activities for South Africa. For June 2013, the company talk say dem dey review their operations for Nigeria, dey hint say dem fit sell assets. For August 2014, the company talk say dem dey finalize the sale of their interests for four Nigerian oil fields. 