memorial

Visitors lay flowers at a makeshift memorial near the scene of a fatal siege in the heart of Sydney's financial district

Peter Parks/AFP/Getty Images

Visitors lay flowers at a makeshift memorial near the scene of a fatal siege in the heart of Sydney’s financial district

Indian police personnel pay tribute at the memorial built in memory of victims killed in Mumbai terror attacks, on the sixth anniversay, in Mumbai, India, 26 November 2014. More than 160 people, including 26 foreign nationals, died in the three-day attack on Mumbai on 26 November 2008 by 10 gunmen, nine of whom were killed by security forces.

Divyakant Solanki/EPA

Indian police pay tribute to the victims of the Mumbai terror attacks at a Mumbai memorial on Wednesday. More than 160 people, including 26 foreign nationals, died in the three-day attack six years ago

People gather to pay tribute to people who died in battles against Japan during World War II at the Aviation Martyr Memorial to commemorate the 69th anniversary of victory over Japan in World War II in Nanjing, east China's Jiangsu province on September 3, 2014. Chinese President Xi Jinping and all six other members of the Politburo Standing Committee, the country's most powerful body, made a rare public appearance on September 3 to commemorate 69 years since Japan's surrender at the end of World War II. The ceremony was the first since Beijing earlier this year declared September 3 as a national day to mark Japan's defeat -- it signed the formal surrender on board the USS Missouri in Tokyo Bay on September 2, 1945, with China celebrating the following day.

AFP

People gather at the Aviation Martyr Memorial in Nanjing, east China‘s Jiangsu province, on Wednesday to commemorate those who died at the 69th anniversary of victory over Japan in the second world war

People walk in the rain in front of a Atomic Bomb Dome at the Hiroshima Peace Memorial Park on the day of the 69th anniversary of the atomic bombing of Hiroshima on August 6, 2014 in Hiroshima, Japan. Japan marks the 69th anniversary of the first atomic bomb that was dropped by the United States on Hiroshima on August 6, 1945, killing an estimated number of 70,000 people instantly with many thousands more dying over the following years from the effects of radiation. Three days later another atomic bomb was dropped on Nagasaki, ending World War II.

Buddhika Weerasinghe/Getty Images

Visitors head to the 69th anniversary commemoration of the dropping of the atomic bomb, which in 1945 destroyed much of Hiroshima and three days later Nagasaki effectively ending the second world war. The ceremony took place on Wednesday in front of the atomic bomb dome at the Hiroshima Peace Memorial Park, Japan

Bosnian Muslim women cry near the coffin of their relative, which is one of the 175 coffins of newly identified victims from the 1995 Srebrenica massacre, in Potocari Memorial Center, near Srebrenica

Dado Ruvic/Reuters

Bosnian Muslim women crouch over the coffin of a relative, one of 175 newly identified victims from the 1995 Srebrenica massacre, in Potocari Memorial Center, near Srebrenica

Chabad-Lubavitch Faithful Mark 20th Anniversary Of Lubavitcher Rebbe's Death At His Grave

Eric Thayer/Getty Images

A visitor prays at the grave of the Lubavitcher Rebbe, Rabbi Menachem Mendel Schneerson, at the Old Montefiore Cemetery in the Queens borough of New York

A Palestinian girl holds Turkish flags in Gaza Port on May 29, 2014 during the visit of Turkish ambassador in Palestine Mustafa Sarnic (unseen) to lay flowers at the memorial of martyrs from the Turkish ship Mavi Marmara, that was part of a flotilla trying to break the Gaza blockade, who were killed when Israeli naval commandos seized the ship in May 2010.

Mohammed Abed/AFP

A Palestinian girl holds Turkish flags in Gaza Port on Thursday during the visit of the Turkish ambassador in Palestine Sakir Torunlar to lay flowers at the memorial of the 10 activists killed aboard the Turkish ship Mavi Marmara in 2010 after it was boarded by Israeli forces

Sri Lankans read through names

Lakruwan Wanniarachichi/AFP/Getty Images

Sri Lankans read a memorial for those killed in the decades-long conflict against the Tamil Tigers to mark National War Heroes Day in Colombo

Barack Obama, Michelle Obama, Michael Bloomberg, Bill Clinton, Hillary Rodham Clinton...President Barack Obama and first lady Michelle Obama, along with former Secretary of State Hillary Rodham Clinton and former President Bill Clinton tour the Memorial Hall at the National September 11 Memorial Museum with former New York Mayor Michael Bloomberg, Thursday, May 15, 2014, in New York.

Carolyn Kaster/AP

President Barack Obama and first lady Michelle Obama, along with former Secretary of State Hillary Rodham Clinton and former President Bill Clinton tour the Memorial Hall at the National September 11 Memorial Museum with former New York Mayor Michael Bloomberg, Thursday 

Afghan children pose for a photograph holding images of victims of war during a memorial ceremony in front of the destroyed palace of Darul Aman in Kabul. Members of the Transitional Justice Group, survivors and civil society activists gathered to pay tribute to the memory of those killed during the last three decades of war in Afghanistan.

Wakil Kohsar/AFP/Getty Images

Afghan children pose for a photograph holding images of victims of war during a memorial ceremony in front of the destroyed palace of Darul Aman in Kabul. Members of the Transitional Justice Group, survivors and civil society activists gathered to pay tribute to the memory of those killed during the last three decades of war in Afghanistan.