India, Jan. 22 -- Uncertainty continues to surround India's possible participation in a signing ceremony for President Donald Trump's so-called "Board of Peace" on the margins of the World Economic Forum (WEF) in Davos on Thursday, people familiar with the matter said.

The Indian side has been examining Trump's invitation, along with dozens of other countries, to join the body that will work to bring peace to Gaza and possibly take on other global conflicts, in view of a number of sensitive issues associated with the proposal, the people said on condition of anonymity.

Trump is set to host a ceremony on the margins of the WEF in the Swiss mountain resort to announce the contours of the Board of Peace and its charter. On Wednesday, Pakis...