In this pool photograph distributed by Russian state agency Sputnik, Russia's President Vladimir Putin (R) attends a Christmas service with military personnel and their families at a church in the Moscow Region on January 7, 2026. Orthodox Christians celebrate Christmas on January 7, in the Middle East, Russia and other Orthodox churches that use the old Julian calendar instead of the 17th-century Gregorian calendar adopted by Catholics, Protestants, Greek Orthodox and commonly used in secular life around the world.,Image: 1063837791, License: Rights-managed, Restrictions: Editor's note : this image is distributed by Russian state owned agency Sputnik, Model Release: no, Credit line: Vyacheslav PROKOFYEV / AFP / Profimedia

Russian President Vladimir Putin, second left, accompanied by military personnel and their families, attends an Orthodox Christmas service at a church in Moscow Region, Russia, on Wednesday, Jan. 7, 2026.,Image: 1063837398, License: Rights-managed, Restrictions: This content is intended for editorial use only. For other uses, additional clearances may be required. POOL PHOTO, Model Release: no, Pictured: Vladimir Putin, Credit line: Vyacheslav Prokofyev / AP / Profimedia

Russian President Vladimir Putin, right, accompanied by military personnel and their families, crosses himself during the Orthodox Christmas service at the Church of Great-Martyr St. George the Victorious in Solnechnogorsk-2, outside Moscow, on Wednesday, Jan. 7, 2026.,Image: 1063855569, License: Rights-managed, Restrictions: This content is intended for editorial use only. For other uses, additional clearances may be required. POOL PHOTO, Model Release: no, Pictured: Vladimir Putin, Credit line: Vyacheslav Prokofyev / AP / Profimedia

In this pool photograph distributed by Russian state agency Sputnik, Russia's President Vladimir Putin (3rd L) attends a Christmas service with military personnel and their families at a church in the Moscow Region on January 7, 2026. Orthodox Christians celebrate Christmas on January 7, in the Middle East, Russia and other Orthodox churches that use the old Julian calendar instead of the 17th-century Gregorian calendar adopted by Catholics, Protestants, Greek Orthodox and commonly used in secular life around the world.,Image: 1063837826, License: Rights-managed, Restrictions: Editor's note : this image is distributed by Russian state owned agency Sputnik, Model Release: no, Credit line: Vyacheslav PROKOFYEV / AFP / Profimedia

In this pool photograph distributed by Russian state agency Sputnik, Russia's President Vladimir Putin (C) attends a Christmas service with military personnel and their families at a church in the Moscow Region on January 7, 2026. Orthodox Christians celebrate Christmas on January 7, in the Middle East, Russia and other Orthodox churches that use the old Julian calendar instead of the 17th-century Gregorian calendar adopted by Catholics, Protestants, Greek Orthodox and commonly used in secular life around the world.,Image: 1063837810, License: Rights-managed, Restrictions: Editor's note : this image is distributed by Russian state owned agency Sputnik, Model Release: no, Credit line: Vyacheslav PROKOFYEV / AFP / Profimedia

RUSSIA, MOSCOW REGION - JANUARY 7, 2026: Vladimir Putin (R), President of Russia, attends a festive service with members of the military and their families at the Church of St George the Great Martyr on Christmas, which is celebrated according to the Julian calendar,Image: 1063851393, License: Rights-managed, Restrictions: * Switzerland And Russia Rights Out *, Model Release: no, Credit line: Vyacheslav Prokofyev / Zuma Press / Profimedia

RUSSIA, MOSCOW REGION - JANUARY 7, 2026: Vladimir Putin, President of Russia, addresses members of the military and their families after a festive service at the Church of St George the Great Martyr on Christmas, which is celebrated according to the Julian calendar,Image: 1063851387, License: Rights-managed, Restrictions: * Switzerland And Russia Rights Out *, Model Release: no, Credit line: Vyacheslav Prokofyev / Zuma Press / Profimedia

RUSSIA, MOSCOW REGION - JANUARY 7, 2026: Vladimir Putin (R), President of Russia, crosses himself during a festive service with members of the military and their families at the Church of St George the Great Martyr on Christmas, which is celebrated according to the Julian calendar,Image: 1063851389, License: Rights-managed, Restrictions: * Switzerland And Russia Rights Out *, Model Release: no, Credit line: Vyacheslav Prokofyev / Zuma Press / Profimedia