It is a busy international fortnight for Chelsea players, with 15 players called up for senior duty.
Petr Cech could earn his 100th cap for the Czech Republic while away. He is currently on 98 with a home game against Denmark to come on Friday and an away tie in Armenia on Tuesday. The Czechs are third in their group at present, five points behind leaders Italy but with a game in hand.
With England, centurion
Ashley Cole is joined by 94-cap
Frank Lampard and 13-cap
Gary Cahill as Roy Hodgson's squad prepares for two World Cup qualifiers, away to San Marino on Friday before a tricky trip to Montengro next Tuesday. England are second behind the Montenegrins after four games.
Spanish pair
Juan Mata and
Cesar Azpilicueta have to qualify for the World Cup despite being defending champions, so face a double-header against Finland in Gijon and France in Paris. Those games take place on Friday and Tuesday, with the Spaniards leading the French on goal difference at the top of their group.
Branislav Ivanovic's Serbia need to start making ground on
Eden Hazard's Belgium in Group A. Serbia travel to joint-leaders Croatia on Friday before hosting Scotland next Tuesday with six points to make up. Meanwhile Hazard faces a double-header against Macedonia, away on Friday, home on Tuesday.
Yossi Benayoun is expected to captain Israel when they host Portugal on Friday. They then travel to Northern Ireland next Tuesday, and currently sit in second place, five points behind leaders Russia.
There are also qualifiers in Africa, as
Demba Ba's Senegal host Angola on Saturday, while Cup of Nations champions
John Mikel Obi and
Victor Moses are in the Nigerian squad that hosts Kenya the same day.
Finally at senior level, there are high-profile friendlies for Brazil, with
Oscar,
Ramires and
David Luiz all in Luiz Felipe Scolari's squad. First, they meet Italy in Geneva on Thursday, before on Monday facing Fabio Capello's Russia at Stamford Bridge on Monday, March 25. Tickets are still available for that game.
At Under-21, there are two Chelsea loanees in Stuart Pearce's England squad.
Josh McEachran, with Middlesbrough, will link up with
Nathaniel Chalobah, who is with Watford, to face Romania on Thursday in Wycombe, and then Austria on Monday at Brighton.
Islam Feruz is in the Scottish squad that hosts Norway and then Luxembourg on the same dates, while
Milan Lalkovic's Slovakia travel to Austria before hosting Slovenia.
At Under-19,
Nathan Ake's Netherlands host the Czech Republic on Thursday before an away game in Croatia next Monday.
Alex Davey is in the Scottish squad that hosts Sweden in a friendly double-header this Tuesday and Thursday, while
Andreas Christensen's Denmark play away to France twice on the same days.
Finally, at Under-17, there are four Chelsea players in the England squad that faces three games in six days in European Championship qualifying. The Three Lions host a mini group with games against Portugal, Russia and Slovenia on Saturday, Monday and next Thursday. The players involved are
Alex Kiwomya,
Ruben Loftus-Cheek and schoolboys
Josh Aina and
Charlie Colkett.
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