Simple English Republic Day Speech for School Children 2023:

"Dear children,

Today we celebrate the Republic Day of our great nation, India. On this day, in the year 1950, our Constitution came into effect and India officially became a republic.

We are proud to be citizens of a country that is known for its diversity, culture, and history. Our Constitution guarantees rights and freedoms for all its citizens, regardless of their religion, caste, or gender.

On this special day, let us pledge to uphold the values of our Constitution and work towards making India a better place for all. Let us strive to be responsible citizens and contribute to the development and progress of our nation.

Let us also remember and pay respect to all the brave soldiers and freedom fighters who have sacrificed their lives for our country.

Let's celebrate this day with patriotic fervor and commit ourselves to creating a more inclusive and harmonious society, where everyone has equal opportunities to grow and prosper.

Jai Hind!"

Note: The above speech is a sample and you can customize it as per your needs or according to the age group of the children you are addressing to.