Israel didn't take any actions until Oct 13. What actions 'from the first days' are you referring to?
https://www.theguardian.com/world/2023/oct/08/israel-gaza-ha...
On October 8 they cut all imports to Gaza, and cut off the electricity and gas supplies to the entire civilian population. That was probably a war crime by itself, as collective punishment. Palestinian hospitals reported being overwhelmed by Sunday morning. Netanyahu said civilians should all leave Gaza - without opening any exits - and promised to inflict an unprecedented price in response to the attacks.
https://www.cnn.com/2023/10/08/middleeast/israel-gaza-attack...
What on earth does “no actions” mean to you!?!?