The strike wounded seven Israelis and led to a serious flare-up in violence during which Israel carried out several retaliatory attacks in the Gaza Strip on targets associated with Hamas, the Islamist group that controls the Palestinian enclave.
The reopening of the crossings came just hours after more rockets were launched from the Gaza Strip into Israel overnight. Israeli tanks fired at Hamas military posts in response. No casualties were reported on either side.
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A day earlier, four Palestinians were killed by Israeli fire amid mass protests on the Gaza-Israel perimeter fence. The protests capped a year of demonstrations calling for Palestinian refugees to be able to return to the homes they or their families were forced from in the 1948 war that accompanied Israel's creation.
They come as Israel prepares to go the polls in a general election on April 9. Prime Minister Benjamin Netanyahu, who is facing a strong challenge by former army chief Benny Gantz, is being widely seen as wanting to avoid any major escalation in violence, while trying to counter criticism that he is being too soft on Hamas.
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