ey demonstrated as visitors arrived this week at Washington DC's Union Station.
out a mile away, they clashed with Donald Trump supporters and police outside an event celebrating the inauguration called the Deploraball.
Friday, anti-Trump protesters are expected to up the ante on the day Donald Trump is sworn in as President.
Reuters Editor in Charge of the North East, Scott Malone, is covering the event at the US capitol.>> Organizers are bracing for hundreds and thousands of people.>> And about 30 protest permits have been issued for groups both pro and anti-Trump. That's far more than we've seen at other recent presidential inaugurations.
And as you can see, the security apparatus around here is massive. Police and the Secret Service say they'll have about 28,000 officers out on the street. And there's just miles and miles of security barriers. Some by which you can see behind me. And which range these small crowd control barriers that kind of look like a bicycle rack, to much taller global fencing, which really can completely stop people from coming through.
>> Building Trump's first wall.
New York city, big named celebrities like Robert De Niro and Alec Baldwin, who performed his Trump impression, also turned out to protest Trump's inauguration.>> I've been standing out here in the freezing cold.>> But it's not just Hollywood A-listers, lawmakers are also getting in on the protesting.
>> About 60 Democratic lawmakers are sitting the proceedings out in a gesture of protest over Trump's victory. And some of his stated policies. That group runs the gamut, from John Lewis of Georgia, the noted civil rights activist and also includes congressmen from Massachusetts to California.>> Anti-Trump activists have planned demonstrations across the country and around the world-
> With protests in cities including Boston, Chicago and Los Angeles, and as far away as Sydney Australia. By far the largest protest is expected to be Saturday's Women's March on Washington which some 200,000 people from around the United States are expected to attend, hoping to send a message to the President.