What do you think he meant when he said, "If I’ve lost Walter (Cronkite), then it’s over. I’ve lost Mr. Average Citizen." Explain.

He meant that, he placed so much faith in Walter Cronkite and valued him. That, he cannot afford to lose the relationship and frienship between him and the Walter.

Losing it on the long run, made him to feel that he has lost everything hence his comment about having lost.

Explanation:

nativists tried to get rid of the immigrants as they thought they were going to ruin the u.s.  

the federal constitution of the united mexican states of 1824 was enacted on october 4 of 1824, after the overthrow of the mexican empire of agustin de iturbide. in the new constitution, the republic took the name of of united mexican states. it was replaced by the federal constitution of the united mexican states in 1857.