They know who crossed illegally because they are caught once they are inside the borders of Israel. Other countries that have built walls/fences have similar results, like Hungary.
Walls work. The empirical evidence is irrefutable.
No, they do not catch anyone because the population of Israel is also half Arab.
The claims Israel makes about its illegal barrier war are all deliberately false.
Here is an actual image of what the supposed border looks like in East Jerusalem alone.
You will instantly see a wall is impossible.
Certainly walls can work, but not likely in all circumstances.
And walls usually indicate someone is trying to cheat.
You claim their numbers are fake. Prove it. Why should anyone believe you?
Here's a map of the wall. Doesn't look impossible to me.
Yes it clearly is impossible even according to your map, which is a much larger scale.
It should be clear even from your larger map, that Muslim/Palestinian and Jewish/Israeli communities are not divided, but all mixed up.
You can't build a wall to prevent Palestinians from getting to their homes inside of occupied areas where Israel has built Jewish settlements.
Almost all the Jewish settlement near Jerusalem are OUTSIDE of Israel, and in Palestinian territory.
In fact, only the tiny Old Quarter of Jerusalem is traditionally Jewish, and most of east Jerusalem is still considered Palestine, even by Israel.
There is no