9 April – Two passengers were killed when a train plunged into the Padas River near Tenom, Sabah.[25]
9 April – Armed robbers shot six people in a three-minute heist and walked away with RM 3.5 million in cash at Kuala Lumpur International Airport (KLIA).[26]
14 April – PKR advisor, Anwar Ibrahim celebrated his official return to the political stage, as his ban from public office expired a decade after he was sacked as deputy prime minister on 2 September 1998.[28]
2 June – The sale of petrol and diesel were strictly prohibited to any vehicle not registered in Malaysia at the international borders in Perlis, Kelantan, Johor, Sabah and Sarawak. The ban was lifted on 4 June.
4 June – The price of petrol rose from RM1.92 to RM 2.70 per litre.[37] Malaysia's petrol price conversion to US$0.84 per litre was higher compared to China US$0.74, Egypt US$0.32, Indonesia US$0.65, Kuwait US$0.21, Qatar US$0.22, Saudi Arabia US$0.12, Turkmenistan US$0.08, and UAE US$0.37
30 June – A lorry smashed into 13 vehicles at Puchong Jaya Interchange of the Damansara–Puchong Expressway. One driver was killed and one Myanmar national.
July
4–8 July – The sixth D8 (Developing 8 Countries) Summit 2008 was held in Kuala Lumpur.[42]
3 August – The Kepong flyover on the Kuala Lumpur Middle Ring Road 2 was closed to all traffic after cracks appeared on pillar 28. This was the third time the 1.7 km MRR2 Kepong flyover was closed because of cracks.[51]
7 August – PKR advisor, Anwar Ibrahim was freed on bail after pleading innocent to a sodomy charge.[52]
20 August – The MISC vessel registered as MT Bunga Melati Dua was hijacked by a group of armed pirates in the Gulf of Aden, between Yemen and Somalia. There were 29 Malaysian nationals and 10 Philippine nationals on board when the incident occurred.[54]
22 August – Lakshman is born.
23 August – The petrol and diesel price dropped by eight sen and 22 sen respectively. The price of RON97 petrol reduced by 15 sen to RM2.55 a litre from RM2.70, while RON92 cost 22 sen less at RM2.40 a litre from RM2.62 a litre.
26 August – The Permatang Pauh by-election took place. PKR candidate, Anwar Ibrahim won in this election with a total majority of 15,671 votes beating BN candidate Datuk Arif Shah Omar Shah.[55]
29 August – At 9.50 pm another MISC tanker ship registered as MT Bunga Melati Lima was hijacked in international waters off the coast of Yemen.[58]
29 August – Budget 2009. Themed as the "Caring Budget", it had three specific strategies to ensure the well being of Malaysians, developing quality human capital and strengthening the nation's resilience.[59]
31 August – The closing ceremony of Visit Malaysia 2007.
September
5 September – The Royal Malaysian Navy (RMN) deployed three naval vessels KD Lekiu, KD Pahang and KD Sri Inderapura to the Gulf of Aden following the hijacking of two Malaysian tankers.[60]
11 September – 16-year-old schoolgirl Lai Ying Xin was abducted by her four schoolmates and murdered by strangulation, before her body was burnt and abandoned in the forests of Kulai, Johor.[62]
30 September – A boat carrying Indonesians back for Hari Raya sank in the Straits of Malacca 1.2 nautical miles (2.2 km) off Port Klang. Twelve passengers were reported dead.
30 September – All 65 Malaysian hostages of the MT Bunga Melati Dua and MT Bunga Melati Lima were released.[68]
14 October – The price of RON97 petrol reduced by 20 sen to RM2.30 a litre from RM2.45.
15 October – The Hindu Rights Action Force (HINDRAF) was declared an illegal organisation by the federal government.[72]
28 October – The government put on hold the purchase of Eurocopter's EC 725 Cougar helicopters replacing the Sikorsky's S-61Nuri at a cost of RM1.679 billion until the global economic situation stabilised.[73]
13 November – The price of Roti Canai was reduced by 10 sen.[81]
14–16 November – The King Of Tennis in Penang
17 November – The price of RON97 petrol fell by 15 sen to RM2.00 a litre from RM2.15.
18 November – Showdown of Champions Kuala Lumpur 2008
18 November – Effective 1 January 2009, Class 1 highway users traveling on the North–South Expressway (NSE) and North–South Expressway Central Link (ELITE) between 12:00 midnight and 7:00 am were able to enjoy 10 percent toll discount.
22 November – The physical and mental disciplines of yoga were banned by Islamic clerics (known as Fatwā).[82]
29 November – Hema Kassippillai, one of the Malaysian women who had been reported missing since the terror attacks in Mumbai, India on Wednesday 26 November, was found dead.[83]
30 November – Two sisters were buried alive after a landslide crashed on their bungalow at Lot 110, Jalan Belinda 1, Ulu Yam Perdana, Ulu Yam, Selangor.[84]
6 December – Five people were killed and more than eight others were feared buried in a landslide in Bukit Antarabangsa, Ulu Klang, near Kuala Lumpur. The landslide, which is believed to have buried 14 bungalows in Taman Bukit Mewah and Taman Bukit Utama, occurred at about 4am.[86]
Malaysia was only formed on September 16, 1963. Prior to that date, Peninsular Malaysia was known as Malaya, Sarawak under Crown Colony of Sarawak and Kingdom of Sarawak and Sabah under North Borneo.