Many countries, especially in the democratic West, champion freedom of expression and allow publications that lampoon Islam’s prophet. Its brutal colonial past, staunch secular policies and tough-talking president who is seen as insensitive toward the Muslim faith all play a role. As France steps up security and mourns three people killed in a knife attack at a church on Thursday – the latest of many attributed to Islamic extremists in recent years — here’s a look at some of the reasons the country is under fire.