Prediction marketplace Kalshi has certified more than a dozen event contracts tied to United States political outcomes since prevailing in a landmark court battle in September, according to regulatory filings reviewed by Cointelegraph. The event contracts — winner-take-all financial derivatives known as binary options — are the first in the US to let traders bet on election outcomes. They address everything from the November US presidential election to Senate races, cabinet appointments, and even New York City Mayor Eric Adams’s possible resignation. As of Oct. 16, Kalshi’s flagship market — “…