false, there was a largly uniform english language before gutenburg even invented the printing press, and so the introduction of the press to england made little difference in the uniformity of the language
Chaucer's Canterbury Tales.
He was the first English person to work as a printer and the first to introduce a printing press into England. He was also the first English retailer of printed books (his London contemporaries were all Dutch, German or French).
I'm going to suggest that the question is too broad. Many, many things influenced and changed English over the centuries, and it continues today. English is a living thing, growing and changing by the day.yes there are, here are some key events:William the conquerer invaded, (french words)William Caxtons printing press (inflection and syntax)Tv/Radio/Computer/Mobile phone speakI hope this helped a bit :-)