2005

January

 * –, the most massive known dwarf planet in the , is discovered by a team led by using images originally taken on October 21, 2003, at the.
 * – in : 17 dead and dozens injured.
 * – is launched from  with the purpose of studying the comet.
 * – The lands on, the largest moon of.
 * – is  as President of the United States.

February

 * – announces that it possesses s as a protection against the hostility it says it perceives from the United States.
 * – Former  is, along with 21 others, by a suicide bomber in.
 * – The officially goes into effect.

March

 * – was launched on Wikicities (now known as FANDOM).
 * – ratifies an, aimed at preventing  from declaring independence.
 * – The President of, , is and flees the country.
 * – The 8.6  shakes northern  with a maximum  of VI (Strong), leaving 915–1,314 people dead and 340–1,146 injured.

April

 * – dies; over four million people travel to the Vatican to mourn him.  succeeds him on April 19, becoming the 265th pope.
 * –   in a civil ceremony at 's Guildhall. Camilla receives the title Duchess of Cornwall.
 * – The first ever video is uploaded, titled.
 * – withdraws the last of its military garrison from, ending its.
 * – The Superjumbo  makes its first flight from.

May

 * – Interior Ministry and National Security Service troops  at least 200 protesters in the city of.

June

 * – A booster  carrying the first  spacecraft fails 83 seconds after its launch, destroying the spacecraft.

July

 * –, a set of 10 simultaneous concerts, takes place throughout the world, raising interest in the campaign.
 * The rejects the  in its second reading.
 * The awards  the right to host the.
 * – hit central, killing 52 people and injuring over 700.
 * – A hit the resort city of, killing over 80 people.
 * – The announces an end to the armed campaign it has pursued since 1969, and orders all its units to drop their arms.
 * – The announces an end to the armed campaign it has pursued since 1969, and orders all its units to drop their arms.

August

 * – The  is launched from, designed to explore.
 * –, en route from Larnaca, to Prague, Czech Republic via Athens, crashes in the hills near , Greece, killing 121 passengers and crew.
 * – crashes into a mountain in, killing 160 passengers and crew.
 * –, the first joint China–Russia , begins its eight-day training on the.
 * – makes landfall along the, causing  and killing over a thousand people and dealing an estimated $108 billion in damage.
 * – A in, kills 953 Shia Muslim pilgrims who were celebrating a religious festival.

September

 * – holds its, which is marred with allegations of fraud.
 * – its army from the.
 * – agrees to stop building  in exchange for aid and cooperation.
 * – are printed in the Danish newspaper , sparking outrage and violent riots by Muslims around the world.

October

 * – The 7.6  strikes  and nearby areas with a maximum  of VIII (Severe), killing more than 86,000 people and displacing several million more.
 * – The second Chinese, , is launched.
 * – The 2005 is approved by Iraqi voters, which among other things, changes the official name of the country from "Iraqi Republic" to "Republic of Iraq".
 * – The begins.
 * – made landfall near.

November

 * – At least 60 people are killed and 115 more are wounded in a in.
 * – In, , former mayor of Almaty, government minister and a political opponent of is found dead at his family compound.
 * –, a 25-year-old Scottish man, is reported as the first person proven to have been 'cured' of.
 * – assumes office as the first female.
 * – wins the, making her the first democratically elected female head of state in Africa.
 * – The is held in.
 * – Surgeons in France carry out the first human with  becoming the first person to undergo it.

December

 * – Scientists announce that they have created with small amounts of human  in an effort to make realistic models of.
 * – descends into  after various rebel forces, with support from, attack the capital,.
 * – is added, 23:59:60, to end the year 2005, the first time since 1998.