Hyderabad, April 23 -- Iran's air defence systems were activated across parts of Tehran on Thursday evening after multiple blasts were heard over the capital, according to Iranian media.

Iran's semi-official Mehr News Agency said operators were heard engaging "hostile targets", while local outlets reported explosions linked to possible aerial threats. No official details were immediately released on the nature of the objects or whether any damage was caused.

The incident marked the first known activation of Tehran's air defences since the ceasefire came into effect.

The development comes amid renewed regional tensions after US President Donald J. Trump said he had extended the ceasefire period, claiming Iran's leadership needed time to...