Special: 20 of the most powerful pictures ever taken

New Delhi: Below is a moving collection of iconic photographs from the last 100 years that demonstrate the heartbreak of loss, the tremendous power of loyalty, and the triumph of the human spirit. Here are twenty best of them. Pic 20. A Russian war veteran kneels beside the tank he spent in the war in. The tank is now a monument. Pic 19. Retired Philadelphia police Captain Ray Lewis, being arrested after joining up with the Occupy Wall Street process.Pic 18. The iconic photograph of John F. Kennedy Jr. saluting his father's coffin on November 25, 1963, helped encapsulate a nation's grief.Pic 17. A dog is reunited with his owner following the Tsunami in Japan in 2011. Pic 16. A picture taken by Claude Detloff at Columbia and 8th Street in New Westminster, Vancouver, shows the image of a child breaking free of his mother's hold to reach out to his father became one of the enduring images of WWII. The picture was taken as the soldiers of the Duke of Connaught's Own Rifles marched off to fight in the Second World War.Pic 15. A mother confronts his son in Concord, Alabama, near the house which was completely destroyed by tornado in April of 2011.Pic 14. Pearl Harbor survivor Houston James of Dallas embraces Marine Staff Sgt. Mark Graunke Jr. Army Navy during a Veterans Day commemoration in Dallas. Graunke lost a hand, a leg and and eye while defusing a bomb in Iraq in 2004.Pic 13. A 4-month-old baby girl in a pink bear suit was miraculously rescued from the rubble by Japanese soldiers following the Tsunami. Pic 12. A French civilian cries in despair as Nazis occupy Paris during World War II.Pic 11. A firefighter gives water to a Koala during the devastating Black Saturday bushfires that burned across Victorlia, Australia in 2009.Pic 10. Robert Peraza, who lost his son Robert David Peraza, pauses at his son's name at the North Pool of the 9/11 Memorial. Robert was trapped on the 104th floor of the North Tower, just above the gaping hole left in the building by the impact of American Airlines flight 11.Pic 9. Jacqueline Kennedy wears her pink Chanel suit, still stained with the blood of her husband, as Lyndon Johnson takes the oath of office in Air Force One. According to Lady Bird Johnson, who was also present: "Her hair [was] falling in her face but [she was] very composed … I looked at her. Mrs. Kennedy's dress was stained with blood. One leg was almost entirely covered with it and her right glove was caked, it was caked with blood – her husband's blood. Somehow that was one of the most poignant sights – that immaculate woman, exquisitely dressed, and caked in blood."Pic 8. Terri Gurrola is reunited with her daughter after serving in Iraq for 7 months... Pic 7. Jan Rose Kasmir, became known due to an iconic anti-war photograph taken by French photographer Marc Riboud. She offered a National Guardsman a flower, "a gesture of love and peace on earth. And “the boy could answer only with his bayonet."Pic 6. Harold Whittles hears for the first time ever after a doctor places an earpiece in his left ear. Pic 5. US Army troops wade ashore during the D-Day Normandy landings on June 6, 1944. Pic 4. Eight-year-old Christian Golczynski accepts the flag for his father, Marine Staff Sgt. Marc Golczynski, during a memorial service. U.S. Marine Staff Sgt. Marcus A. Golczynski, 30, was shot by enemy fire and died Tuesday in Iraq while on his second tour of duty. Golczynski, also known as "Sergeant Ski," was assigned to Marine Forces Reserve's Third Battalion, 24th Marine Regiment, Fourth Marine Division, Nashville.Pic 3. “I Have a Dream Speech” The Martin Luther King Jr.‘s Address at March on Washington on August 28, 1963 in Washington, D.C.Pic 2. The photo titled Phantom Punch was taken on May 25, 1965, at the WBC Heavyweight Championship match between Muhammad Ali and Sonny Liston. This was the boxing legend's second time fighting Liston, in a highly anticipated match-up that still remains one of most controversial in boxing history.Pic 1. Raising the Flag on Iwo Jima is an historic photograph taken on February 23, 1945, by Joe Rosenthal. It depicts five United States Marines and a U.S. Navy corpsman raising the flag of the United States atop Mount Suribachi during the Battle of Iwo Jima in World War II. It became the only photograph to win the Pulitzer Prize for Photography in the same year as its publication, and came to be regarded in the United States as one of the most significant and recognizable images of the war, and possibly the most reproduced photograph of all time.