Rocket warning sirens blare in Israeli communities around the Strip a day after Hamas warned Israeli annexation in West Bank would be a 'declaration of war'

Some devices explode, others dealt with by sappers; airborne assault briefly closes major highway, train line

Local residents say balloons have upped the tension in a region already on edge from frequent rocket fire

After speaking with IDF officers, Netanyahu says Israel hoping for calm in south but prepared for military action

Attack comes a day after Israel and Hamas renew unofficial truce said to include halt of incendiary devices launched across border

Move sparks fears of a mass exodus from residential areas regularly exposed to terrorist rocket fire and incendiary balloons

Alongside financial incentives, towns and villages said to offer community spirit sought by many young families. Population of battered Sderot set to almost double by 2050

Strong blast heard in Sha'ar Hanegev region; projectile falls in open field in Palestinian enclave