Why Can't We Be Friends? by War first appeared on the Israeli foreign-music chart on 20 Jul 1975, entering at #27. It peaked at #6 on 10 Aug 1975. In total it spent 8 weeks on the chart, last charting on 7 Sep 1975.
| Wk | Date | Pos |
|---|---|---|
| 1 | 20 Jul 1975 | 27 |
| 2 | 27 Jul 1975 | 22 |
| 3 | 3 Aug 1975 | 16 |
| 4 | 10 Aug 1975 | 6 |
| 5 | 17 Aug 1975 | 6 |
| 6 | 24 Aug 1975 | 10 |
| 7 | 31 Aug 1975 | 15 |
| 8 | 7 Sep 1975 | 22 |