Subhas Chandra was beaten by the police.

In 26th January 1931, on the Independence day Subhas Chandra was leading a rally on the occasion of the Independence day. Police had charged lathi on the rally. Subhas Chandra became wounded and was arrested by the police. He was convicted for 6 months RI.The was his 5th imprisonment..But he was released earlier because as per Gandhi-Irwin Pact all the prisoners were to be removed.
When Lord Irwin
When Lord Irwin found that no Indian represented joiined  the Round Table Conference.He started talking with Gandhi and convinced him to make a pact with him and Join in the 2nd round Table conference. Gandhi was convinced and agreed to join the Conference under the following condition.

In reply, the British Government agreed to

1. Withdraw all ordinances and end prosecutions
2. Release all political prisoners, except those guilty of violence
3. Permit peaceful picketing of liquor and foreign cloth shops
4. Restore confiscated properties of the satyagrahis
5. Permit free collection or manufacture of salt by persons near the sea-coast
6. Lift the ban over the congress.

 Subhas Chandra  was released on 8th March before completing his full term.
But the revolutionaries within the congress (joined during non-cooperation movement) requested Gandhi to make arrangement for the release of Bhagat Singh who had thrown bomb inside the assembly house of Punjab. and the Viceroy did not release Bhagat Singh. The young generation of India became furious at this and convened another meeting  of " naojoan congress" by the side of Karachi Congress. They elected Subhas Chandra as the President of the Conference. But Bhagat Singh and Sukdev Singh were hanged before the meeting was held. Mahatma Gandhi had done wrong as he did not ask Irwin to release Bhagat Singh etc They had shown black flags to Gandhi on his arrival at Karachi.
After the end of Naojoan Congress, another conference of the political victims was held..
Lord Irwin adopted repressive measures in india specially to the prisoners. He tortured the prisoners of the Hijli Jail and two prisoners werde dead due to firing by the securities.
But the Congress did not take any measure for this. Subhas Chandra in protest against the  atrocities     . resigned from the post of Presidentship of BPCC and Alderman of the Corporation of India..
In the first part of Oct 1931, a trade Union conference was held. 144 Cr. PC was promulgated to prohibiting the entry of Subhas Chandra . Subhas Chandra joined the conference. Moreover, When Subhas Chandra was going to Tejgaon similar prohibitory orders were issued. Which also was ignored by Subhas Chandra . But the govt. did not arrest Subhas Chandra.