Tambora was only 199 years ago. Slate has a good article on tamboura posted yesterday ; my cell service provider is having issues with google so I can’t provide link
The Volcano That Changed the Course of History
http://www.slate.com/articles/health_and_science/science/2014/04/tambora_eruption_caused_the_year_without_a_summer_cholera_opium_famine_and.html
Oh i am not saying there were not big eruptions recently but the historical record suggests volcanic activity so rampant and large if it would to occur today we would not know what hit us.