Welcome to From the Politics Desk , a daily newsletter that brings you the NBC News Politics team’s latest reporting and analysis from the White House, Capitol Hill and the campaign trail.

In today’s edition, Scott Bland takes stock of the scope of Democrats’ gains in the House. Plus, Alexandra Marquez examines how the party’s midterm success could affect the next presidential contest.

— Adam Wollner

Sizing up the blue wave

Analysis by Scott Bland

Democrats’ performance in Tuesday’s election was obviously big — you can’t reach an estimated 259 House seats without sizable national margins.

A historical look shows just how massive the results were, too.

Democrats are on track for the second-biggest House popular vote edge in the last 50 years.…