Robert Silverberg

“ By the fourth day, he was down to just one contact—a man in upper Illinois, a ham operator out of a Chicago suburb.
"You there, Haverford?"
"I'm here. What do you hear?"
"Nothing. The aliens are everywhere. I can see them from my window, swarming in the streets. They've won, all right. Mankind is defeated."
"You can see them, eh? Must be a ghastly sight." Haverford's own window faced the back.
"It is. There must be millions of the ugly beasts, and not a human being in sight. Haverford, who ever expected it would come like this?" ”

“ Bartirone told him, speaking in his accented English. "All over Buenos Aires, in midday—suddenly, the sky was blotted out. Ships. Silvery ships. They seemed small. They started to land."
"Have you seen the invaders yourself?" ”