"My friends and fellow Californians, this is not a secession from the United states of America because the United states of America no longer exists.
…
Because while Prudence, indeed, will dictate that Governments long established should not be changed for light and transient Causes, our country has suffered a long Train of Abuses and Usurpations, pursuing invariably the same Object, evincing a Design to reduce us under absolute Despotism, and thus it is our Right, it is our Duty, to throw off such Government, and to provide new Guards for our future Security."
What if some states secede?
"My friends and fellow Californians, this is not a secession from the United states of America because the United states of America no longer exists.
…
Because while Prudence, indeed, will dictate that Governments long established should not be changed for light and transient Causes, our country has suffered a long Train of Abuses and Usurpations, pursuing invariably the same Object, evincing a Design to reduce us under absolute Despotism, and thus it is our Right, it is our Duty, to throw off such Government, and to provide new Guards for our future Security."