It's really important for a knight to be able to take a vow of loyalty to his lord because only through such vows were they able to improve themselves either through combat or through social standing over time because they were involved in affairs of manors where they took a vow of alegiance.
The correct answer to this open question is the following.
You did not specify if you mean all kinds of monuments or some monuments in specific.
If your question is for all monuments in general, the answer is no. Monuments represent important moments in the history of the country or exhibit important historical figures that have forged the identity of the nation. Their public exhibition is a positive to remember those people or events with respect.
Now, on the other hand, if you are referring to the confederate monuments, this is a controversial issue that has divided the country after the death of African American George Floyd.
Like it or not, the Civil War and the Confederate side were part of the United States history and represent something of meaning for white people in the South. Unfortunately, this page of the US story is related to slavery and racism, both elements that have hurt and dive the country. So many Americans have demanded the removal of these monuments from public places such as schools, college campuses, and parks.
As controversial as it could sound, we can consider that the removal of the monuments could divide even more American society.
the four characteristics of humanism are curiosity, a free mind, belief in good taste, and belief in the human race.