The 10 biggest moments in the history of the iPhone

A group of iPhones released through the product's 10-year history. On January 9, 2007, Apple introduced the world to the iPhone. With its all-touch interface and sleek design, the iPhone took a very different approach to the smartphone, which had been defined by frontrunners like the BlackBerry. Ten years later, the iPhone is perhaps the most important device launched this century. It made smartphones a must-own device, and helped to transform how we live.