They were from his sister and Robert Jordan learned that everything was all right in Tafalla, that father was well, that mother was the same as always but with certain complaints about her back, that she hoped he was well and not in too great danger and she was happy he was doing away with the Reds to liberate Spain from the domination of the Marxist hordes.
There are no more uses of "horde" in the book.
Show samples from other sources
A horde of reporters descended on the small town.
Nobody could withstand Genghis Khan and the Mongolian horde.