[V K Lee]

Not to contradict, but it opened for me just fine.
https://1776unites.com/get-involved/

[Vendome]

I tried opening
www.randomhousebooks.com/books/180675/

But yours
https://1776unites.com/get-involved/

gave me this

Secure Connection Failed

An error occurred during a connection to 1776unites.com. SSL received a record that exceeded the maximum permissible length.

Error code: SSL_ERROR_RX_RECORD_TOO_LONG

The page you are trying to view cannot be shown because the authenticity of the received data could not be verified.
Please contact the website owners to inform them of this problem.

I admit I am on a VPN and that may be an issue