Neither team came to Russian Federation being heralded as favourites but they have produced performances throughout the competition which have shown they were underestimated by the pundits.
In their quarter-final clash with Russia, the Croats showed a different side, being willing to slug it out with the Russians for 120 minutes before keeping their cool and winning the shootout in such a partisan atmosphere. If we are right collectively and defensively then individuals don't matter. The more big games we're involved in, the more pressure situations they're involved in and emerge from successful, the more belief it will build. The Three Lions are confident, and why shouldn't they be?
World Cup Fiver: sign up and get our daily football email. They are unbeaten so far in the tournament. Although his goals weren't needed against Sweden, that's unlikely to be the case against Croatia. England has been craving a top title since it won the World Cup in 1966 and has a tremendous, unforseen opportunity ahead, with the weight of its country on its shoulders.
Despite that, Modric's three man-of-the-match performances and two winning penalties from Rakitic in shootout wins over Denmark and Russian Federation have seen them match Croatia's best-ever World Cup performance 20 years ago in France.
After overcoming Colombia in a penalty shootout, the first time England have ever done so in a World Cup.
Henderson has not lost on any of his last 30 appearances for the Three Lions, a new record for the national team. Otherwise, England have no fitness issues going into the last-four. However, their two knockout-stage games have gone to penalties.
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It was a fearless performance that offered Williams one of her toughest tests since returning. Many seeded players lost in the men's and women's singles events in the Wimbledon first week.
In total the two sides have played each other seven times, with England notching four wins to Croatia's two. "We've talked about how important it is to have that spirit".
Jordan Henderson had been considered a doubt for the game at Moscow's Luzhniki Stadium on Wednesday due to a tight hamstring suffered in the quarter-final win over Sweden.
"We know our academies at club level are producing really good players, technically good players".
Who wins England-Croatia? And where does all the value lie? In the last few seasons he's always scored more than 25 goals and he's one of the best strikers in the world. "He can help to create game he is incredible without the ball".
In the latest in a series of controversies, former worldwide Ognjen Vukojevic was kicked out of their delegation on Monday and fined by Federation Internationale de Football Association for posting a pro-Ukraine video clip following their penalty shootout victory over Russia on Saturday.
But he is certainly well aware of the threat that Croatia pose in the center of the field.