That can't be predicted. One side or the other knuckles under at some point, but there is no schedule.
> How often do they happen?
A couple times every decade. Often enough that it one can see trends. The longest is also the most recent: 35 days in 2018. That was Trump's first term. Obama had one as well. They've been trending longer since the 1980's.
That can't be predicted. One side or the other knuckles under at some point, but there is no schedule.
> How often do they happen?
A couple times every decade. Often enough that it one can see trends. The longest is also the most recent: 35 days in 2018. That was Trump's first term. Obama had one as well. They've been trending longer since the 1980's.