At least 11 vehicles were torched in different places of the capital, Gazipur and Mymensingh on Sunday ahead of the first anniversary of the 10th national polls.
Of the vehicles, seven were set ablaze in the capital while three in
Gazipur and one vehicle was set afire in Mymensingh.
At least 18 people have been injured in the incidents.
Police have embargoed gatherings in Dhaka after the ruling Awami League and the BNP planned parallel programmes to celebrate and protest the anniversary.
Meanwhile, police arrested around 243 people, mostly BNP-Jamaat leaders and activists, from different districts across the country, including the capital.
The districts include Jessore, Chapainawabganj, Sunamganj, Sylhet, Comilla and Rajshahi.
In the capital, 31 people were arrested from Gulshan, Mirpur and Paltan area.
The arrested include BNP Cantonment Board ward unit president Shahid Fazlul Haque, Mirpur thana swechchhasebak Dal president Nazrul Islam Montu, unit activists Jahangir Alam, Mostafizur Rahman and Kamal Hossain.
In the capital, a bus of ‘Tanjil Paribahan’ was torched by unidentified miscreants at Gulistan around 6:15pm while a private car at Shanirakhra at about 5:25 pm.
The miscreants set alight a ‘Suprovat Paribahan’ bus near Jamuna Future Park at Kuril around 5:15 pm while that of ‘Ananda Paribahan’ at Doyaganj around 3:20pm.
According to the Fire Service Control room, miscreants set fire to a bus near Motijheel AGB Colony around 2:10 pm.
Around evening, a private car was torched at Shanir Akhrha, while a bus was set on fire in Gulistan.
Unidentified miscreants set alight another bus near Baitul Mokarram South Gate around 1:45 pm. Informed, a fire-fighting unit rushed in and put out the blaze.
Another bus was torched on the west side of Tejgaon Women’s College around 3:40pm.
Besides, the local of Swechchhasebak League was set ablaze behind the RAK Tower at Jasimuddin Road in the Uttara.
Meanwhile, a bus was set ablaze in front of the Mymensingh Medical College and Hospital around Sunday noon, injuring at least 10 people.
The injured have been hospitalised.
Tension is running high after police locked the BNP's headquarters and barred Khaleda Zia from leaving her Gulshan office on Saturday.
Khaleda has reportedly told her supporters to go ahead with planned agitations.
She said she would get out of her office and join her supporters in the streets.