KABUL -- Afghan intelligence agency has arrested 28 suspected militants within the past 24 hours, the country's primary intelligence agency National Directorate of Security (NDS) said Sunday.

A total of 28 suspected militants were arrested across Afghanistan and they have been shifted to concerned departments for questioning, the NDS said on its Facebook page.

The NDS personnel also seized 10 rounds of different weapons, 30 kg of explosives and found 37 rounds of Improvised Explosive Devices (IEDs) and landmines in various locations during the period.

The NDS special units also launched nine special operations elsewhere since early Saturday.

Violence has been on the rise as Afghan security forces struggle against a surge in attacks by anti-government fighters since the drawdown of foreign forces within the past three years.