1.   By sealing the border, Israel prevented tens of thousands of Palestinian laborers from entering Israel to find work.

2.   Late on Tuesday night the army sealed off the Gaza Strip indefinitely, preventing tens of thousands of laborers from reaching their jobs in Israel.

3.   Palestinians in the West Bank and Gaza Strip are barred from entering Israel, preventing tens of thousands of workers from reaching their jobs.

4.   Serbian forces have still been firing on ethnic Albanian villages and preventing tens of thousands of refugees from returning home.

5.   The closures have paralyzed the Palestinian economy, preventing tens of thousands of laborers from reaching jobs in Israel and causing heavy losses to Arab businesses.

6.   But in the short term, it prevents tens of thousands of Palestinians from reaching jobs in Israel, worsening an already desperate economic situation in the Palestinian areas.

7.   Fearful of a stampede that could damage the dikes, officials Saturday try to prevent tens of thousands of flood evacuees from returning to their homes.

8.   Israel sealed off the West Bank and Gaza Strip on Tuesday amid warnings of possible suicide attacks, preventing tens of thousands of Palestinians from getting to work.

9.   Israel frequently closes its borders to Palestinians for security reasons, preventing tens of thousands from reaching their jobs.

10.   Sharon has demanded that the Palestinians make arrests before easing security restrictions which have prevented tens of thousands of Palestinians from reaching their jobs in Israel.