India, June 27 -- Tensions between Iran and the United States escalated again as both countries exchanged accusations over fresh attacks that threaten the fragile ceasefire reached after weeks of conflict.

Iran accused the US of supporting actions that violated the truce, while Washington blamed Tehran and its allied groups for carrying out attacks that risk undermining ongoing efforts to maintain peace. The renewed exchange of allegations has raised concerns about the durability of the ceasefire despite recent diplomatic progress.

The latest developments come as both sides continue indirect negotiations on security and regional issues. International observers have warned that any further escalation could derail the ceasefire and worsen...