The "Mumbai attacks" strained relations between India and Pakistan in which year?

The "Mumbai attacks" strained relations between India and Pakistan in which year?

ممبئی حملوں نے کس سال ہندوستان اور پاکستان کے تعلقات کشیدہ کیے؟
Explanation

The Mumbai attacks is also known as the 26/11 attacks.

It occurred on November 26, 2008, when terrorists from Pakistan-based Lashkar-e-Taiba carried out coordinated assaults across Mumbai, killing 166 people.

This event significantly strained relations between India and Pakistan.