England are ready to take giant step into history books, says Dylan Hartley

The team are in confident mood as they chase the grand slam and a record 19th successive Test victory when they meet Ireland in DublinIf England could choose the perfect day to be in Ireland pursuing a grand slam this would not be it. St Patrick’s weekend is in full exuberant swing and there are enough American tourists in Dublin to invite comparisons with Chicago, where Ireland ended New Zealand’s 18-Test winning streak in November. With England also now seeking a 19th straight victory, the omens are not wholly favourable.The Ireland captain, Rory Best, certainly did not sound like a man thro…