" Armistice/Veterans Day ": Here's the History Channel's page on Veterans Day.
" End of WWII ": There were two ends to World War II - VE Day (Victory in Europe) and VJ Day (Victory over Japan). Here's another entry from the History Channel this time on the end of WWII.
" Last Living WWI American Veteran ": Here's a link to CNN.com's coverage of the death of Frank Buckles the last living veteran of World War I.