turmoil
The government can then know you use Signal. This may be problematic in heavily autocratic regimes, but besides those, what threat scenario are you arguing for here? The Sealed Sender concept disallows building a social graph. However, you can utilize a VPN to mask your point of origin or, if necessary, even use a burner number. Under the worst case scenario that the US gov takes over the whole AWS infrastructure and tries to correlate connections to users, there’s still very high information entropy. At that point, we’re talking about the US gov as a targeting threat actor. If that’s your opponent, you shouldn’t use everyday customer electronics or applications anyway. That’s some spy shit, even domestic activists won’t fall under that much scrutiny.
You completely disregard the largest zionist organisation in the US, CUFI, of which most members are American Christians.
The US support for Israel is the perfect storm composed of financial, military and religious interests of various groups in power in the US. The interest of the Israeli government and center to right wing happen to align with those. Thinking Israel is in control in any of this and doesn’t have to pander to those American interest groups is delusional and a common, sometimes antisemitically motivated, misunderstanding.
For all hard drives you are looking to bring, look into plausible deniability using a hidden volume. Veracrypt supports this.