In honour of the 15th Anniversary of 9/11, National Geographic Channel is looking back at the very best reporting we have done since this world-changing tragedy first happened using extended excerpts from past specials that relate directly to events leading up to and following the attacks on New York City and Washington DC.

Against the backdrop of a world on the brink, the Montford Point Marines transcended enemy lines and formidable barriers of racial segregation. Beginning in rural Virginia, their journey to the front lines of World War II, the Korean War, and the Vietnam War is more than a testament to their bravery - it's a reflection of their indomitable spirit and unyielding resolve. Confronting racial prejudices, the heartbreaks of war, and the turbulent transition to civilian life, these men never wavered in their commitment. "Triumph Over Prejudice" dives deep into the uncharted terrains of the Black experience in the early 20th century Marine Corps, illuminating stories often shadowed in history's corners. With cinematic finesse fit for a global streaming audience, the film weaves personal narratives into a rich tapestry, culminating in an epic saga of heroism, perseverance, and the enduring legacy of the American veteran.

Armed only with their cameras, Peabody and Emmy Award-winning conflict Journalist Mike Boettcher, and his son, Carlos, provide unprecedented access into the longest war in U.S. history: they are embed with U.S. troops during nine days of intense combat in Afghanistan.

General H. Norman Schwarzkopf: Command Performance shows historic archive photographs and coverage of “Stormin’ Norman’s” role from the inception of Desert Shield to the onslaught of Desert Storm.

In the midst of World War II's turmoil, the quaint British town of Bury St. Edmonds becomes a focal point where lives intersect and secrets unravel. An 18-year-old woman finds herself caught in the throes of a great wartime secret – the breaking of the German Enigma code. Her recruitment into the "Ultra" program brings her to the heart of Bletchley Park's most clandestine operations, where Alan Turing and his team forge the world's first computer in a bid to crack the ever-changing German codes. Every day, she grapples with the weight of the secret, so profound that even her family is oblivious to her covert role. Meanwhile, she captures the heart of an assertive American soldier and their whirlwind wartime romance culminates in a heartwarming union, facing the challenges of the Official Secrets Act. The soldier, persistent and deeply in love, goes to great lengths, in order to secure her release from the program and to solidify their commitment to one another.

The second Gulf War from 1990 to 1991 represents in the collective Arab memory a turning point in regards to the Arab nationalism’s self-perception as well as a moment of deep historical and existential insecurity. Five Arab directors discuss the events from their personal perspective.

Appalachian Journey is one of five films made from footage that Alan Lomax shot between 1978 and 1985 for the PBS American Patchwork series (1991). It offers songs, dances, stories, and religious rituals of the Southern Appalachians. Preachers, singers, fiddlers, banjo pickers, moonshiners, cloggers, and square dancers recount the good times and the hard times of rural life there. Performers include Tommy Jarrell, Janette Carter, Ray and Stanley Hicks, Frank Proffitt Jr., Sheila Kay Adams, Nimrod Workman and Phyllis Boyens, Raymond Fairchild, and others, with a bonus of a few African-Americans from the North Carolina Piedmont.

Set in the North Carolina Appalachians, Sprout Wings and Fly honors the fiddle playing of 82-year-old Tommy Jarrell of Toast, NC. Tommy was quirky, gregarious and generous, and this film shows him at his best, in fine fiddling form.

Documents a 40-year relationship between Saddam Hussein and the U.S., through accounts given by those who were witness to and participants in those years of violence. It is about a man and a superpower who used each other, in a marriage of convenience between strange bed-fellows. Includes selected archival footage of Saddam's beginnings, filmed to immortalise his exploits, at 20 years of age, in 1959. Includes also images from the film, Saddam Hussein, le maître de Baghdad, directed by Michel Vuillermet (Zarafa Films)

Key decision makers reveal the inside story of how the West was drawn ever deeper into the Afghan war. Reporter John Ware charts the history of a decade of fighting and looks at when the conflict may end.

Tracing the U.S. military's long history of discrimination against the gay community and one couple's personal journey for acceptance.

Documentary film about the then longest range bombing mission in history, which changed the outcome of the Falklands War.